CVE-2012-2790

Libav vulnerability

CVSS

10.0

EPSS

3.2%

EPSS pct

87th

Exploited

No known

Unspecified vulnerability in the read_var_block_data function in libavcodec/alsdec.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors, related to the "number of decoded samples in first sub-block in BGMC mode."

Affected vendor

Libav

Affected product

Libav

CVSS vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Published

2012-09-10

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to complete impact to confidentiality, complete impact to integrity, complete impact to availability.

Its EPSS score of 3.2% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 87% of all scored CVEs.

Check your external exposure to CVE-2012-2790

Confirm whether Libav Libav is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2012-2790.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2012-2790

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