CVE-2021-39283
Live555
- Published
- 18 August 2021
- Last modified
- 17 June 2026
- CVSS
- 5.5 v3.1
- Severity
- medium
- EPSS
- 0.9% (56th pct)
- CISA KEV
- Not listed
- NVD status
- Modified
- Weaknesses
- CWE-617
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Description
liveMedia/FramedSource.cpp in Live555 through 1.08 allows an assertion failure and application exit via multiple SETUP and PLAY commands.
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 0.9% probability of exploitation activity in the next 30 days.
Affected products
| Product | Vendor | Type | Versions named |
|---|---|---|---|
| LIVE555 | Live555 | unknown | 2023.05.10, < 2021.08.04, < 2021.08.06, < 2021.08.09 +1 |
References
Vendor advisory and patch
- http://lists.live555.com/pipermail/live-devel/2021-August/021969.html
- http://lists.live555.com/pipermail/live-devel/2021-August/021969.html
- http://www.live555.com/liveMedia/public/changelog.txt#%5B2021.08.13%5D
- http://www.live555.com/liveMedia/public/changelog.txt#%5B2021.08.13%5D
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.