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CVE-2011-3937

29
FAUCET Score

CVE-2011-3937 describes an unspecified vulnerability in the H.263 codec within FFmpeg and Libav, affecting various versions of both libraries. This critical vulnerability (CVSS 10.0) has an easily exploitable network attack vector, allowing for complete compromise of confidentiality, integrity, and availability. Despite its severity, there is no known active exploitation, publicly available exploit code, or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.9.1CPE matchmatch criteria
cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*
0.3CPE matchmatch criteria
cpe:2.3:a:ffmpeg:ffmpeg:0.3:*:*:*:*:*:*:*
0.3.1CPE matchmatch criteria
cpe:2.3:a:ffmpeg:ffmpeg:0.3.1:*:*:*:*:*:*:*
0.3.2CPE matchmatch criteria
cpe:2.3:a:ffmpeg:ffmpeg:0.3.2:*:*:*:*:*:*:*
0.3.3CPE matchmatch criteria
cpe:2.3:a:ffmpeg:ffmpeg:0.3.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

10.0HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.27%
Probability of exploitation in next 30 days
EPSS Percentile
81.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0227 is in the 66th percentile among its peer group of 51,466 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (9)

asteriskpatch availablevia llm_extracted
Fixed in: 0.7.12
View patch
asteriskpatch availablevia llm_extracted
Fixed in: 0.8.11
View patch
bitbucketpatch availablevia llm_extracted
Fixed in: 0.7.12
bitbucketpatch availablevia llm_extracted
Fixed in: 0.8.11
elementpatch availablevia llm_extracted
Fixed in: 0.8.11
elementpatch availablevia llm_extracted
Fixed in: 0.7.12
gl_inetpatch availablevia llm_extracted
Fixed in: 0.7.12
gl_inetpatch availablevia llm_extracted
Fixed in: 0.8.11
jfrogpatch availablevia llm_extracted
Fixed in: 0.8.11

Vendor Advisories (9)

jfrogllm-jfrog-3956302d00e9edd3

Multiple vulnerabilities fixed in FFmpeg 0.8.11

asteriskllm-asterisk-52a1f77642abd59c

Multiple vulnerabilities fixed in FFmpeg 0.8.11

asteriskllm-asterisk-741ccf240d60c943

Multiple vulnerabilities fixed in FFmpeg 0.7.12

gl_inetllm-gl_inet-ef8cb0069c1c4e72

Multiple vulnerabilities fixed in FFmpeg 0.8.11

gl_inetllm-gl_inet-850b6a71d3cca22f

Multiple vulnerabilities fixed in FFmpeg 0.7.12

bitbucketllm-bitbucket-cfd8951d05a265c3

Multiple vulnerabilities fixed in FFmpeg 0.8.11

bitbucketllm-bitbucket-df1ba690ba05057d

Multiple vulnerabilities fixed in FFmpeg 0.7.12

elementllm-element-2daeb1f73df7810c

Multiple vulnerabilities fixed in FFmpeg 0.8.11

elementllm-element-0a8ec42d42653234

Multiple vulnerabilities fixed in FFmpeg 0.7.12

References

ffmpeg.org / security.html
git.libav.org
git.videolan.org
libav.org / news.html
mandriva.com / security/advisories