CVE-2015-7808

EPSS 80.6%◆ VulnCheck KEV

Vexday Risk Score

82Fix now

SSVC decision (CISA)

Act

Exploitation + impact → act immediately

Exploit maturity

Functional exploit

Popular PoC on GitHub (1 stars) — exploitation code widely available.

CVSS —EPSS 80.6%KEV nãoPoC públicaNuclei —Metasploit simPatch —

Lifecycle

04 Nov 2015Metasploit module available

05 Nov 2015Public PoC

24 Nov 2015Published on NVD

Recommendation: Patch as soon as possible — active exploitation confirmed.

The vB_Api_Hook::decodeArguments method in vBulletin 5 Connect 5.1.2 through 5.1.9 allows remote attackers to conduct PHP object injection attacks and execute arbitrary PHP code via a crafted serialized object in the arguments parameter to ajax/api/hook/decodeArguments.

Affected products

n/a · n/a

public PoCs found — 7

githubgithub.com/Prajithp/CVE-2015-7808★ 1 exploitdbwww.exploit-db.com/exploits/48761unverified cve_referencewww.exploit-db.com/exploits/38629/unverified exploitdbwww.exploit-db.com/exploits/38790unverified cve_referencepacketstormsecurity.com/files/134331/vBulletin-5.1.2-Unserialize-Code-Execution.htmlunverified vulncheckvulncheck.com/xdb/3e4e7524decaunverified exploitdbwww.exploit-db.com/exploits/38629unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

References

http://blog.checkpoint.com/2015/11/05/check-point-discovers-critical-vbulletin-0-day/http://packetstormsecurity.com/files/134331/vBulletin-5.1.2-Unserialize-Code-Execution.html http://pastie.org/pastes/10527766/text?key=wq1hgkcj4afb9ipqzllsq https://blog.sucuri.net/2015/11/vbulletin-exploits-in-the-wild.html https://www.exploit-db.com/exploits/38629/http://www.rapid7.com/db/modules/exploit/multi/http/vbulletin_unserialize