CVE-2011-4031

CVE-2011-4031 is a medium-severity vulnerability in Ffmpeg with a CVSS 2.0 base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-191.

Key facts

Description

Integer underflow in the asfrtp_parse_packet function in libavformat/rtpdec_asf.c in FFmpeg before 0.8.3 allows remote attackers to execute arbitrary code via a crafted ASF packet.

Frequently asked questions

What is CVE-2011-4031?
Integer underflow in the asfrtp_parse_packet function in libavformat/rtpdec_asf.c in FFmpeg before 0.8.3 allows remote attackers to execute arbitrary code via a crafted ASF packet.
How severe is CVE-2011-4031?
CVE-2011-4031 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2011-4031 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-4031?
CVE-2011-4031 affects Ffmpeg. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-4031?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-4031 published?
CVE-2011-4031 was published on 2012-05-09 and last updated on 2026-06-16.

References

Affected products (1)

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