CVE-2016-2851

28Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendepss 25%

from disclosure to weapon0 days

Published on NVDApr 7

1st PoCMar 10

exploitation probability

25%top 2% of all CVEs

observed exploitation

nono source reports it

2 public exploit(s)

Integer overflow in proto.c in libotr before 4.1.1 on 64-bit platforms allows remote attackers to cause a denial of service (memory corruption and application crash) or execute arbitrary code via a series of large OTR messages, which triggers a heap-based buffer overflow.

Affected products

n/a · n/a

public PoCs found — 2

cve_referencewww.exploit-db.com/exploits/39550/unverified exploitdbwww.exploit-db.com/exploits/39550unverified

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

References

http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00021.html http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00030.html http://seclists.org/fulldisclosure/2016/Mar/21 https://lists.cypherpunks.ca/pipermail/otr-users/2016-March/002581.html https://security.gentoo.org/glsa/201701-10 https://www.exploit-db.com/exploits/39550/https://www.x41-dsec.de/lab/advisories/x41-2016-001-libotr/http://www.debian.org/security/2016/dsa-3512 http://www.securityfocus.com/archive/1/537745/100/0/threaded http://www.securityfocus.com/bid/84285 http://www.ubuntu.com/usn/USN-2926-1