CVE-2011-4362

28Vexday Risk Score

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

ssvc Attendepss 23%

from disclosure to weapon7 days

Published on NVDDec 24

1st PoC+7d

exploitation probability

23%top 2% of all CVEs

observed exploitation

nono source reports it

2 public exploit(s)

Integer signedness error in the base64_decode function in the HTTP authentication functionality (http_auth.c) in lighttpd 1.4 before 1.4.30 and 1.5 before SVN revision 2806 allows remote attackers to cause a denial of service (segmentation fault) via crafted base64 input that triggers an out-of-bounds read with a negative index.

Affected products

n/a · n/a

public PoCs found — 2

cve_referencewww.exploit-db.com/exploits/18295unverified exploitdbwww.exploit-db.com/exploits/18295unverified

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

References

http://archives.neohapsis.com/archives/bugtraq/2011-12/0167.html http://blog.pi3.com.pl/?p=277 http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2011_01.txt http://jvn.jp/en/jp/JVN37417423/index.html http://redmine.lighttpd.net/issues/2370 https://bugzilla.redhat.com/show_bug.cgi?id=758624 http://secunia.com/advisories/47260 https://exchange.xforce.ibmcloud.com/vulnerabilities/71536 http://www.debian.org/security/2011/dsa-2368 http://www.exploit-db.com/exploits/18295 http://www.openwall.com/lists/oss-security/2011/11/29/13 http://www.openwall.com/lists/oss-security/2011/11/29/8