Vulnerability · Published Apr 29, 2021 · Assigned by mitre
CVE-2021-28899
High 7.5
In plain English
A high-severity security flaw in the liblivemedia package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 66% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.5High
Exploit odds (30 days)1.1%top 34.3% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Vulnerability in the AC3AudioFileServerMediaSubsession, ADTSAudioFileServerMediaSubsession, and AMRAudioFileServerMediaSubsessionLive OnDemandServerMediaSubsession subclasses in Networks LIVE555 Streaming Media before 2021.3.16.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:14 | liblivemedia | 2026.09.23-dfsg-1 | DEBIAN-CVE-2021-28899 |
| Ubuntu:26.10 | liblivemedia | no fix listed | UBUNTU-CVE-2021-28899 |
Affected products (as reported)
References
- http://lists.live555.com/pipermail/live-devel/2021-March/021891.html x_refsource_MISC