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CVE-2018-18828

Date: October 30, 2018

There exists a heap-based buffer overflow in vc1_decode_i_block_adv in vc1_block.c in Libav 12.3, which allows attackers to cause a denial-of-service via a crafted aac file.

Language: C

Severity Score

Related Resources (4)

https://nvd.nist.gov/vuln/detail/CVE-2018-18828
https://bugzilla.libav.org/show_bug.cgi?id=1135
https://people.canonical.com/~ubuntu-security/cve/CVE-2018-18828
https://www.mend.io/vulnerability-database/CVE-2018-18828

Severity Score

Weakness Type (CWE)

Buffer Errors

CWE-119

Out-of-bounds Write

CWE-787

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): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

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

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