CVE-2013-4123

45Vexday Risk Score

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

ssvc Attendepss 80%

from disclosure to weapon0 days

Published on NVDSep 16

1st PoCJul 16

exploitation probability

80%top 1% of all CVEs

observed exploitation

nono source reports it

1 public exploit(s)

client_side_request.cc in Squid 3.2.x before 3.2.13 and 3.3.x before 3.3.8 allows remote attackers to cause a denial of service via a crafted port number in a HTTP Host header.

Affected products

n/a · n/a

public PoCs found — 1✓ VexDay Proof

exploitdb✓ VexDay Proofwww.exploit-db.com/exploits/26886

⚠ 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-updates/2013-09/msg00024.html http://secunia.com/advisories/54142 http://secunia.com/advisories/54834 http://www.squid-cache.org/Advisories/SQUID-2013_3.txt http://www.squid-cache.org/Versions/v3/3.2/changesets/squid-3.2-11826.patch http://www.squid-cache.org/Versions/v3/3.3/changesets/squid-3.3-12591.patch