CVE-2020-26566 json
A Denial of Service condition in Motion-Project Motion 3.2 through 4.3.1 allows remote unauthenticated users to cause a webu.c segmentation…
published 2020-10-26 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-19111
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 4.4%
- EPSS 4.4% chance of exploitation in 30 days, percentile 91%
- public exploits
- 0
- none known
Summary
A Denial of Service condition in Motion-Project Motion 3.2 through 4.3.1 allows remote unauthenticated users to cause a webu.c segmentation fault and kill the main process via a crafted HTTP request.
Patch / fix
- motion Debian 14, Debian 13, Debian 12 4.3.2-1
debian advisories DEBIAN-CVE-2020-26566
Exploit prediction
4.36% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/Motion-Project/motion/issues/1227#issuecomment-715927776 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-125 Out-of-bounds Read
References
-
github.com
/Motion-Project/motion/issues/1227#issuecomment-715927776
exploit, issue-tracking, third-party-advisory
-
security.gentoo.org
/glsa/202208-18
vendor-advisory, third-party-advisory
-
motion-project.github.io
/index.html
product
-
github.com
/Motion-Project/motion/releases
release-notes, third-party-advisory
Sources
- CVE List CVE-2020-26566
- NVD CVE-2020-26566
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.