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Servers and applications

CVE-2018-9841

The export function in libavfilter/vf_signature.c in FFmpeg through 3.4.2 allows remote attackers to cause a denial of service (out-of-array access) or possibly have unspecified other impact via a long filename.

Severity
High 8.8
Published
7 Apr 2018
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.7% in the next 30 daysHigher than 77% of CVEs. EPSS by FIRST, 10 Nov 2026
Weakness
Out-of-bounds read (CWE-125)
Attack
Over the network · No login needed · Needs someone to click or open something
Attacker can
Read data · Change data · Take it down
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Sources
NVD

Affected software

SoftwareAffected versions
FFmpegServers and applications · cpe:a:ffmpeg:ffmpeg
  • Every version up to 3.4.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2018-9841
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2018-9841