CVE-2017-14143
The getUserzoneCookie function in Kaltura before 13.2.0 uses a hardcoded cookie secret to validate cookie signatures, which allows remote…
- 9.8CriticalCVSS base score
- 77.4%Exploitation in 30 daysEPSS · top 0.4% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 3Public exploitsMetasploit, Nuclei and Exploit-DB
Description
The getUserzoneCookie function in Kaltura before 13.2.0 uses a hardcoded cookie secret to validate cookie signatures, which allows remote attackers to bypass an intended protection mechanism and consequently conduct PHP object injection attacks and execute arbitrary PHP code via a crafted userzone cookie.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module and 2 Exploit-DB entries for it. 2 references of the record are tagged as an exploit.
Show the exploits5
Metasploit modules1 module
- Kaltura Remote PHP Code Execution over Cookie (Metasploit module) (opens in a new tab)
exploit/linux/http/kaltura_unserialize_cookie_rceRank excellentdisclosed 12 Sept 2017
Exploit-DB2 entries
- Kaltura - Remote PHP Code Execution over Cookie (Metasploit) (Exploit-DB entry) (opens in a new tab)
EDB-ID 43876remote, phppublished 24 Jan 2018Verified
- Kaltura < 13.2.0 - Remote Code Execution (Exploit-DB entry) (opens in a new tab)
EDB-ID 43028webapps, phppublished 23 Oct 2017Verified
References tagged exploit2 references
- 43028 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- 43876 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 14 days later
· 14 days later
Published
- 7 years later
· 7 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Critical9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 77.4% · top 0.4% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Affected products
n/a
- affected n/a
References
References5
- https://github.com/kaltura/server/commit/6a6d14328b7a1493e8c47f9565461e5f88be20c9#diff-0770640cc76112cbf77bebc604852682 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 43028 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- 43876 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- https://telekomsecurity.github.io/assets/advisories/20170912_kaltura-advisory.txt (opens in a new tab)x_refsource_MISCx_transferred
- 100976 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2017-5654 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2017-14143)Record last updated .