CVE-2009-0385

Ffmpeg vulnerability

CVSS

9.3

EPSS

6.7%

EPSS pct

93th

Exploited

No known

Integer signedness error in the fourxm_read_header function in libavformat/4xm.c in FFmpeg before revision 16846 allows remote attackers to execute arbitrary code via a malformed 4X movie file with a large current_track value, which triggers a NULL pointer dereference.

Affected vendor

Ffmpeg

Affected product

Ffmpeg

CVSS vector

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

Published

2009-02-02

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, medium 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 6.7% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 93% of all scored CVEs.

Check your external exposure to CVE-2009-0385

Confirm whether Ffmpeg Ffmpeg is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2009-0385.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2009-0385

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2009-0385 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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