CVE-2021-28899
Live555
- Published
- 29 April 2021
- Last modified
- 17 June 2026
- CVSS
- 7.5 v3.1
- Severity
- high
- EPSS
- 1.1% (63th pct)
- CISA KEV
- Not listed
- NVD status
- Modified
- Weaknesses
- None assigned
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Description
Vulnerability in the AC3AudioFileServerMediaSubsession, ADTSAudioFileServerMediaSubsession, and AMRAudioFileServerMediaSubsessionLive OnDemandServerMediaSubsession subclasses in Networks LIVE555 Streaming Media before 2021.3.16.
Exploitation
Not listed in the CISA Known Exploited Vulnerabilities catalogue as of 2026.09.04. That is an absence of confirmed public exploitation, not evidence that exploitation has not occurred. EPSS models a 1.1% probability of exploitation activity in the next 30 days.
Affected products
| Product | Vendor | Type | Versions named |
|---|---|---|---|
| Streaming Media | Live555 | unknown | 0.95, 2011-08-13, 2011-08-20, 2011-08-22 +151 |
References
Vendor advisory and patch
- http://lists.live555.com/pipermail/live-devel/2021-March/021891.html
- http://lists.live555.com/pipermail/live-devel/2021-March/021891.html
Record assembled from NVD, CISA KEV 2026.09.04 and FIRST EPSS 2026-09-04. Affected products are those NVD's CPE configuration names that fall inside this site's scope; a CVE may affect products outside it.