CVE-2022-30295 Vulnerability Analysis & Exploit Details

CVE-2022-30295
Vulnerability Scoring

6.5
/10
High Risk

If left unpatched, CVE-2022-30295 could lead to major system disruptions or data loss.

Attack Complexity Details

  • Attack Complexity: High
    Exploits require significant effort and 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-2022-30295 Details

Status: Modified

Last updated: 🕖 21 Nov 2024, 07:02 UTC
Originally published on: 🕔 06 May 2022, 05:15 UTC

Time between publication and last update: 930 days

CVSS Release: version 3

CVSS3 Source

nvd@nist.gov

CVSS3 Type

Primary

CVSS3 Vector

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

CVE-2022-30295 Vulnerability Summary

CVE-2022-30295: uClibc-ng through 1.0.40 and uClibc through 0.9.33.2 use predictable DNS transaction IDs that may lead to DNS cache poisoning. This is related to a reset of a value to 0x2.

Assessing the Risk of CVE-2022-30295

Access Complexity Graph

The exploitability of CVE-2022-30295 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-2022-30295

CVE-2022-30295 presents a challenge to exploit due to its high attack complexity, but the absence of privilege requirements still makes it a viable target for skilled attackers. A thorough security review is advised.

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-2022-30295, 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-2022-30295, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: High
    Exploiting CVE-2022-30295 can result in unauthorized access to sensitive data, severely compromising data privacy.
  • Integrity: Low
    Exploiting CVE-2022-30295 may cause minor changes to data without severely impacting its accuracy.
  • Availability: None
    CVE-2022-30295 does not impact system availability.

Exploit Prediction Scoring System (EPSS)

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

EPSS Score: 0.135% (probability of exploit)

EPSS Percentile: 50.34% (lower percentile = lower relative risk)
This vulnerability is less risky than approximately 49.66% of others.

CVE-2022-30295 References

External References

CWE Common Weakness Enumeration

CWE-330

CAPEC Common Attack Pattern Enumeration and Classification

  • Brute Force CAPEC-112 In this attack, some asset (information, functionality, identity, etc.) is protected by a finite secret value. The attacker attempts to gain access to this asset by using trial-and-error to exhaustively explore all the possible secret values in the hope of finding the secret (or a value that is functionally equivalent) that will unlock the asset.
  • Signature Spoofing by Key Recreation CAPEC-485 An attacker obtains an authoritative or reputable signer's private signature key by exploiting a cryptographic weakness in the signature algorithm or pseudorandom number generation and then uses this key to forge signatures from the original signer to mislead a victim into performing actions that benefit the attacker.
  • Session Credential Falsification through Prediction CAPEC-59 This attack targets predictable session ID in order to gain privileges. The attacker can predict the session ID used during a transaction to perform spoofing and session hijacking.

Vulnerable Configurations

  • cpe:2.3:a:uclibc:uclibc:-:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:-:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.8:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.8:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.9:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.9:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.10:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.10:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.11:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.11:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.12:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.12:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.13:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.13:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.14:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.14:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.15:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.15:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.16:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.16:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.17:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.17:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.18:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.18:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.19:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.19:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.20:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.20:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.21:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.21:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.22:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.22:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.23:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.23:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.24:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.24:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.25:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.25:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.26:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.26:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.27:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.27:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.28:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.28:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.28.1:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.28.1:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.28.2:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.28.2:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.28.3:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.28.3:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.29:-:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.29:-:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.29:rc1:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.29:rc1:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.30:-:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.30:-:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.30.1:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.30.1:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.30.2:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.30.2:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.30.3:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.30.3:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.30:rc2:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.30:rc2:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.30:rc3:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.30:rc3:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.31:-:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.31:-:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.31.1:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.31.1:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.31:rc1:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.31:rc1:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.32.1:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.32.1:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.32:rc1:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.32:rc1:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.32:rc2:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.32:rc2:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.32:rc3:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.32:rc3:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.33:-:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.33:-:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.33.1:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.33.1:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc:uclibc:0.9.33.2:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc:uclibc:0.9.33.2:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.0:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.0:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.1:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.1:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.2:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.2:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.3:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.3:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.4:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.4:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.5:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.5:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.6:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.6:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.7:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.7:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.8:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.8:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.9:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.9:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.10:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.10:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.11:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.11:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.15:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.15:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.16:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.16:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.17:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.17:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.18:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.18:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.19:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.19:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.20:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.20:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.21:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.21:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.22:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.22:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.23:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.23:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.24:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.24:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.25:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.25:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.26:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.26:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.27:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.27:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.28:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.28:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.29:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.29:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.30:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.30:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.31:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.31:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.32:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.32:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.33:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.33:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.34:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.34:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.35:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.35:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.36:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.36:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.37:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.37:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.38:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.38:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.39:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.39:*:*:*:*:*:*:*
  • cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.40:*:*:*:*:*:*:*
    cpe:2.3:a:uclibc-ng_project:uclibc-ng:1.0.40:*:*:*:*:*:*:*

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