Description
The RESTful control interface (aka RAPI or ganeti-rapi) in Ganeti before 2.9.7, 2.10.x before 2.10.8, 2.11.x before 2.11.8, 2.12.x before 2.12.6, 2.13.x before 2.13.3, 2.14.x before 2.14.2, and 2.15.x before 2.15.2, when used in SSL mode, allows remote attackers to cause a denial of service (resource consumption) via SSL parameter renegotiation.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 13 | ganeti | 2.15.2-1 | — |
| Debian 12 | ganeti | 2.15.2-1 | — |
| Debian 8 | ganeti | 2.12.4-1+deb8u2 | DSA-3431-1 |
| Debian 7 | ganeti | 2.5.2-1+deb7u1 | DSA-3431-1 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Exploit-DB 1
- Ganeti - Multiple Vulnerabilities EDB-39169 · dos · Jan 5, 2016
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 1
- DSA-3431-1 ganeti - security update Debian Security (DSA / DLA) · Mar 9, 2026
References
- http://docs.ganeti.org/ganeti/2.11/html/news.html#version-2-11-8
- http://docs.ganeti.org/ganeti/2.12/html/news.html#version-2-12.6
- DSA-3431 vendor-advisory
- http://docs.ganeti.org/ganeti/2.13/html/news.html#version-2-13-3
- http://docs.ganeti.org/ganeti/2.15/html/news.html#version-2-15-2
- http://packetstormsecurity.com/files/135101/Ganeti-Leaked-Secret-Denial-Of-Service.html
- 39169 exploit
- http://docs.ganeti.org/ganeti/2.9/html/news.html#version-2-9-7
- http://www.ocert.org/advisories/ocert-2015-012.html
- http://docs.ganeti.org/ganeti/2.10/html/news.html#version-2-10-8
- http://docs.ganeti.org/ganeti/2.14/html/news.html#version-2-14-2