5

CVE-2012-0823: webmproject libvpx Improper Input Validation

CVSS: 5.0v2.0MediumModified
AliasesDEBIAN-CVE-2012-0823
Published 23-02-2012Last modified 06-08-2024
Open JSON

Vulnerability summary

CVE-2012-0823 is a medium (CVSS 5.0) Improper Input Validation vulnerability in webmproject libvpx. EPSS estimates a 2.50% chance of exploitation in the next 30 days, higher than 84.5% of scored vulnerabilities.

Overall risk
21/100
0100
Low · default modelHow is this calculated?
CVSS score
5.0/10
010
Medium · v2.0 (NVD)
EPSS score
2.50%
0%100%
Low · -0.09 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 23-02-2012
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

VP8 Codec SDK (libvpx) before 1.0.0 "Duclair" allows remote attackers to cause a denial of service (application crash) via (1) unspecified "corrupt input" or (2) by "starting decoding from a P-frame," which triggers an out-of-bounds read, related to "the clamping of motion vectors in SPLITMV blocks".

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

2.50%

Chance of exploitation in the next 30 days

Percentile

85%

Versus all other CVEs

30-day change

-0.09 pp

From 2.60% on 20-09-2026

20-09-202620-10-2026
EPSS score
2.50%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Debian1 product
  • libvpx< 1.0.0-1
Webmproject1 product
  • libvpx≤ 0.9.7 | 0.9.0 | 0.9.1 | 0.9.2 | 0.9.5 | 0.9.6 | 0.9.7

2 vendors · 2 products

References

7 links