CVE-2021-36029 Vulnerability Analysis & Exploit Details

CVE-2021-36029
Vulnerability Scoring

9.1
/10
Critical Risk

As a catastrophic security flaw, CVE-2021-36029 has severe implications, demanding immediate intervention.

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: High
    High-level privileges are required for exploitation.
  • Scope: Changed
    Successful exploitation can impact components beyond the vulnerable component.
  • User Interaction: None
    No user interaction is necessary for exploitation.

CVE-2021-36029 Details

Status: Modified

Last updated: 🕕 21 Nov 2024, 06:12 UTC
Originally published on: 🕒 01 Sep 2021, 15:15 UTC

Time between publication and last update: 1176 days

CVSS Release: version 3

CVSS3 Source

psirt@adobe.com

CVSS3 Type

Secondary

CVSS3 Vector

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

CVE-2021-36029 Vulnerability Summary

CVE-2021-36029: Magento Commerce versions 2.4.2 (and earlier), 2.4.2-p1 (and earlier) and 2.3.7 (and earlier) are affected by an improper improper authorization vulnerability. An attacker with admin privileges could leverage this vulnerability to achieve remote code execution.

Assessing the Risk of CVE-2021-36029

Access Complexity Graph

The exploitability of CVE-2021-36029 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-2021-36029

The exploitability of CVE-2021-36029 is influenced by multiple factors. Security teams should analyze system configurations and apply appropriate countermeasures to mitigate threats.

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-2021-36029, 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-2021-36029, 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-2021-36029 can result in unauthorized access to sensitive data, severely compromising data privacy.
  • Integrity: High
    CVE-2021-36029 could allow unauthorized modifications to data, potentially affecting system reliability and trust.
  • Availability: High
    CVE-2021-36029 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: 0.236% (probability of exploit)

EPSS Percentile: 62.03% (lower percentile = lower relative risk)
This vulnerability is less risky than approximately 37.97% of others.

CVE-2021-36029 References

External References

CWE Common Weakness Enumeration

NVD-CWE-Other

Vulnerable Configurations

  • cpe:2.3:a:adobe:adobe_commerce:2.4.2:p1:*:*:*:*:*:*
    cpe:2.3:a:adobe:adobe_commerce:2.4.2:p1:*:*:*:*:*:*
  • cpe:2.3:a:adobe:magento_open_source:2.4.0:*:*:*:*:*:*:*
    cpe:2.3:a:adobe:magento_open_source:2.4.0:*:*:*:*:*:*:*
  • cpe:2.3:a:adobe:magento_open_source:2.4.0:p1:*:*:*:*:*:*
    cpe:2.3:a:adobe:magento_open_source:2.4.0:p1:*:*:*:*:*:*
  • cpe:2.3:a:adobe:magento_open_source:2.4.1:*:*:*:*:*:*:*
    cpe:2.3:a:adobe:magento_open_source:2.4.1:*:*:*:*:*:*:*
  • cpe:2.3:a:adobe:magento_open_source:2.4.2:-:*:*:*:*:*:*
    cpe:2.3:a:adobe:magento_open_source:2.4.2:-:*:*:*:*:*:*
  • cpe:2.3:a:adobe:magento_open_source:2.4.2:p1:*:*:*:*:*:*
    cpe:2.3:a:adobe:magento_open_source:2.4.2:p1:*:*:*:*:*:*

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