CVE-2021-45960 (High) detected in expatexpat-2.2.6

[mend-bolt-for-github[bot]]

CVE-2021-45960 - High Severity Vulnerability

Vulnerable Library - expatexpat-2.2.6

Fast XML parser library in C

Library home page: https://sourceforge.net/projects/expat/

Found in HEAD commit: a3e5fb2989405a06304304e879162c459ddfc1fe

Found in base branch: master

Vulnerable Source Files (1)

/lib/xmlparse.c

Vulnerability Details

In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can lead to realloc misbehavior (e.g., allocating too few bytes, or only freeing memory).

Publish Date: 2022-01-01

URL: CVE-2021-45960

CVSS 3 Score Details (8.8)

Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: Low - Privileges Required: Low - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: High - Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://nvd.nist.gov/vuln/detail/CVE-2021-45960

Release Date: 2022-01-01

Fix Resolution: expat - 2.2.6-2+deb10u2,2.2.10-2+deb11u1,2.2.0-2+deb9u4,2.4.3-1

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[mend-bolt-for-github[bot]]

:heavy_check_mark: This issue was automatically closed by Mend because the vulnerable library in the specific branch(es) was either marked as ignored or it is no longer part of the Mend inventory.

[mend-bolt-for-github[bot]]

:information_source: This issue was automatically re-opened by Mend because the vulnerable library in the specific branch(es) has been detected in the Mend inventory.