CVE-2023-28967 Vulnerability Analysis & Exploit Details

CVE-2023-28967
Vulnerability Scoring

7.5
/10
Very High Risk

Highly exploitable, CVE-2023-28967 poses a critical security risk that could lead to severe breaches.

Attack Complexity Details

  • Attack Complexity: Low
    Exploits can be performed without significant complexity or special conditions.
  • Attack Vector: Network
    Vulnerability is exploitable over a network without physical access.
  • Privileges Required: None
    No privileges are required for exploitation.
  • Scope: Unchanged
    Exploit remains within the originally vulnerable component.
  • User Interaction: None
    No user interaction is necessary for exploitation.

CVE-2023-28967 Details

Status: Modified

Last updated: 🕢 21 Nov 2024, 07:56 UTC
Originally published on: 🕙 17 Apr 2023, 22:15 UTC

Time between publication and last update: 583 days

CVSS Release: version 3

CVSS3 Source

sirt@juniper.net

CVSS3 Type

Secondary

CVSS3 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2023-28967 Vulnerability Summary

CVE-2023-28967: A Use of Uninitialized Resource vulnerability in the Border Gateway Protocol (BGP) software of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network-based attacker to send specific genuine BGP packets to a device configured with BGP to cause a Denial of Service (DoS) by crashing the Routing Protocol Daemon (rpd). This issue is triggered when the packets attempt to initiate a BGP connection before a BGP session is successfully established. Continued receipt of these specific BGP packets will cause a sustained Denial of Service condition. This issue is triggerable in both iBGP and eBGP deployments. This issue affects: Juniper Networks Junos OS 21.1 version 21.1R1 and later versions prior to 21.1R3-S5; 21.2 version 21.2R1 and later versions prior to 21.2R3-S2; 21.3 version 21.3R1 and later versions prior to 21.3R3-S2; 21.4 versions prior to 21.4R3; 22.1 versions prior to 22.1R3; 22.2 versions prior to 22.2R2. This issue does not affect Juniper Networks Junos OS versions prior to 21.1R1. This issue affects: Juniper Networks Junos OS Evolved 21.1-EVO version 21.1R1-EVO and later versions prior to 21.4R3-EVO; 22.1-EVO versions prior to 22.1R3-EVO; 22.2-EVO versions prior to 22.2R2-EVO. This issue does not affect Juniper Networks Junos OS Evolved versions prior to 21.1R1-EVO.

Assessing the Risk of CVE-2023-28967

Access Complexity Graph

The exploitability of CVE-2023-28967 depends on two key factors: attack complexity (the level of effort required to execute an exploit) and privileges required (the access level an attacker needs).

Exploitability Analysis for CVE-2023-28967

With low attack complexity and no required privileges, CVE-2023-28967 is an easy target for cybercriminals. Organizations should prioritize immediate mitigation measures to prevent unauthorized access and data breaches.

Understanding AC and PR

A lower complexity and fewer privilege requirements make exploitation easier. Security teams should evaluate these aspects to determine the urgency of mitigation strategies, such as patch management and access control policies.

Attack Complexity (AC) measures the difficulty in executing an exploit. A high AC means that specific conditions must be met, making an attack more challenging, while a low AC means the vulnerability can be exploited with minimal effort.

Privileges Required (PR) determine the level of system access necessary for an attack. Vulnerabilities requiring no privileges are more accessible to attackers, whereas high privilege requirements limit exploitation to authorized users with elevated access.

CVSS Score Breakdown Chart

Above is the CVSS Sub-score Breakdown for CVE-2023-28967, illustrating how Base, Impact, and Exploitability factors combine to form the overall severity rating. A higher sub-score typically indicates a more severe or easier-to-exploit vulnerability.

CIA Impact Analysis

Below is the Impact Analysis for CVE-2023-28967, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: None
    CVE-2023-28967 has no significant impact on data confidentiality.
  • Integrity: None
    CVE-2023-28967 poses no threat to data integrity.
  • Availability: High
    CVE-2023-28967 can disrupt system operations, potentially causing complete denial of service (DoS).

Exploit Prediction Scoring System (EPSS)

The EPSS score estimates the probability that this vulnerability will be exploited in the near future.

EPSS Score: 0.044% (probability of exploit)

EPSS Percentile: 15.45% (lower percentile = lower relative risk)
This vulnerability is less risky than approximately 84.55% of others.

CVE-2023-28967 References

External References

CWE Common Weakness Enumeration

CWE-908

Vulnerable Configurations

  • cpe:2.3:o:juniper:junos_os_evolved:21.1:-:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.1:-:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.1:r1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.1:r1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.1:r1-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.1:r1-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.1:r2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.1:r2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.1:r3:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.1:r3:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.1:r3-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.1:r3-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.1:r3-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.1:r3-s2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.1:r3-s3:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.1:r3-s3:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.2:-:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.2:-:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.2:r1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.2:r1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.2:r1-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.2:r1-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.2:r1-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.2:r1-s2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.2:r2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.2:r2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.2:r2-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.2:r2-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.2:r2-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.2:r2-s2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.2:r3:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.2:r3:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.2:r3-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.2:r3-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.2:r3-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.2:r3-s2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.2:r3-s3:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.2:r3-s3:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.2:r3-s4:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.2:r3-s4:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.2:r3-s5:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.2:r3-s5:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.3:-:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.3:-:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.3:r1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.3:r1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.3:r1-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.3:r1-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.3:r2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.3:r2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.3:r2-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.3:r2-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.3:r2-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.3:r2-s2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.3:r3:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.3:r3:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.3:r3-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.3:r3-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.3:r3-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.3:r3-s2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.3:r3-s3:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.3:r3-s3:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.3:r3-s4:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.3:r3-s4:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.4:-:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.4:-:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.4:r1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.4:r1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.4:r1-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.4:r1-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.4:r1-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.4:r1-s2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.4:r2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.4:r2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.4:r2-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.4:r2-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:21.4:r2-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:21.4:r2-s2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:22.1:r1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:22.1:r1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:22.1:r1-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:22.1:r1-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:22.1:r1-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:22.1:r1-s2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:22.1:r2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:22.1:r2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:22.1:r2-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:22.1:r2-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:22.2:r1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:22.2:r1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos_os_evolved:22.2:r1-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos_os_evolved:22.2:r1-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.1:-:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.1:-:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.1:r1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.1:r1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.1:r1-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.1:r1-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.1:r2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.1:r2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.1:r2-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.1:r2-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.1:r2-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.1:r2-s2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.1:r3:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.1:r3:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.1:r3-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.1:r3-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.1:r3-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.1:r3-s2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.1:r3-s3:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.1:r3-s3:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.1:r3-s4:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.1:r3-s4:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.2:-:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.2:-:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.2:r1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.2:r1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.2:r1-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.2:r1-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.2:r1-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.2:r1-s2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.2:r2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.2:r2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.2:r2-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.2:r2-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.2:r2-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.2:r2-s2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.2:r3:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.2:r3:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.2:r3-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.2:r3-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.3:-:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.3:-:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.3:r1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.3:r1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.3:r1-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.3:r1-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.3:r1-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.3:r1-s2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.3:r2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.3:r2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.3:r2-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.3:r2-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.3:r2-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.3:r2-s2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.3:r3:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.3:r3:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.3:r3-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.3:r3-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.4:-:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.4:-:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.4:r1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.4:r1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.4:r1-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.4:r1-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.4:r1-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.4:r1-s2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.4:r2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.4:r2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.4:r2-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.4:r2-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:21.4:r2-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:21.4:r2-s2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:22.1:r1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:22.1:r1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:22.1:r1-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:22.1:r1-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:22.1:r1-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:22.1:r1-s2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:22.1:r2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:22.1:r2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:22.1:r2-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:22.1:r2-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:22.1:r2-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:22.1:r2-s2:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:22.2:r1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:22.2:r1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:22.2:r1-s1:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:22.2:r1-s1:*:*:*:*:*:*
  • cpe:2.3:o:juniper:junos:22.2:r1-s2:*:*:*:*:*:*
    cpe:2.3:o:juniper:junos:22.2:r1-s2:*:*:*:*:*:*

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  • CVE-2025-2111 – The Insert Headers And Footers plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 3.1.1. This i...
  • CVE-2024-13926 – The WP-Syntax WordPress plugin through 1.2 does not properly handle input, allowing an attacker to create a post containing a large number of tags,...
  • CVE-2025-3103 – The CLEVER - HTML5 Radio Player With History - Shoutcast and Icecast - Elementor Widget Addon plugin for WordPress is vulnerable to arbitrary file ...
  • CVE-2025-3275 – The Themesflat Addons For Elementor plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the TF E Slider widget in all versions up...