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CVE-2021-21859

Date: August 16, 2021

An exploitable integer truncation vulnerability exists within the MPEG-4 decoding functionality of the GPAC Project on Advanced Content library v1.0.1. The stri_box_read function is used when processing atoms using the 'stri' FOURCC code. An attacker can convince a user to open a video to trigger this vulnerability.

Language: C

Severity Score

Related Resources (6)

https://nvd.nist.gov/vuln/detail/CVE-2021-21859
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-21859
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1298
https://www.debian.org/security/2021/dsa-4966
https://security-tracker.debian.org/tracker/CVE-2021-21859
https://www.mend.io/vulnerability-database/CVE-2021-21859

Severity Score

Weakness Type (CWE)

Integer Overflow or Wraparound

CWE-190

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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