PHP Object Injection Vulnerability in Kaltura by Kaltura
CVE-2017-14143

9.8CRITICAL

Key Information:

Vendor

Kaltura

Status
Kaltura Server
Vendor
CVE Published:
19 September 2017

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 77%

What is CVE-2017-14143?

The getUserzoneCookie function in Kaltura Media Server versions before 13.2.0 utilizes a hardcoded cookie secret for cookie signature validation. This design flaw permits remote attackers to bypass security measures, enabling PHP object injection attacks that can lead to the execution of arbitrary PHP code by sending specially crafted userzone cookies.

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Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

Metasploit exploit module for CVE-2017-14143
Created by Rapid7

References

https://github.com/kaltura/server/commit/6a6d14328b7a1493...
x_refsource_CONFIRM
https://www.exploit-db.com/exploits/43028/
exploitx_refsource_EXPLOIT-DB
https://www.exploit-db.com/exploits/43876/
exploitx_refsource_EXPLOIT-DB

EPSS Score

77% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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