CVE-2017-14143
The getUserzoneCookie function in Kaltura before 13.2.0 uses a hardcoded cookie secret to...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2017-14143- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-798
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2017-14143- Updated
- 2026-11-02
EUVDEUVD-2017-5654 No score
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.
- Record
EUVD-2017-5654- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-pmgh-jv2x-393j
The getUserzoneCookie function in Kaltura before 13.2.0 uses a hardcoded cookie secret to...
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.
- Record
GHSA-pmgh-jv2x-393j- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-798
- Updated
- 2026-11-02
OSV
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.
- Record
CVE-2017-14143- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Kaltura < 13.2.0 - Remote Code Execution | 2017-10-23 |
| Exploit-DB | Kaltura - Remote PHP Code Execution over Cookie (Metasploit) | 2018-01-24 |
| Metasploit | Kaltura Remote PHP Code Execution over Cookie | 2017-09-12 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, Metasploit, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-14143 is a critical vulnerability (CVSS 9.8) in Kaltura Server, published September 19, 2017. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 77.4%, the 99th percentile. No source names a fixed version.
References
github.com/kaltura/server/commit/6a6d14328b7a1493e8c47f9565461e5f88be20c9
exploit-db.com/exploits/43028
telekomsecurity.github.io/assets/advisories/20170912_kaltura-advisory.txt
securityfocus.com/bid/100976
nvd.nist.gov/vuln/detail/CVE-2017-14143