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.
References
Link Resource
http://archives.neohapsis.com/archives/bugtraq/2011-12/0167.html Broken Link
http://blog.pi3.com.pl/?p=277 Exploit Third Party Advisory
http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2011_01.txt Exploit Patch Vendor Advisory
http://jvn.jp/en/jp/JVN37417423/index.html Third Party Advisory
http://redmine.lighttpd.net/issues/2370 Exploit Patch Vendor Advisory
http://secunia.com/advisories/47260 Third Party Advisory
http://www.debian.org/security/2011/dsa-2368 Third Party Advisory
http://www.exploit-db.com/exploits/18295 Exploit Third Party Advisory VDB Entry
http://www.openwall.com/lists/oss-security/2011/11/29/13 Exploit Mailing List Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2011/11/29/8 Exploit Mailing List Patch Third Party Advisory
http://www.securitytracker.com/id?1026359 Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=758624 Issue Tracking Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/71536 Third Party Advisory VDB Entry
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: redhat

Published: 2011-12-24T19:00:00

Updated: 2021-02-19T04:06:08

Reserved: 2011-11-04T00:00:00


Link: CVE-2011-4362

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2011-12-24T19:55:05.240

Modified: 2021-03-04T20:12:55.547


Link: CVE-2011-4362

JSON object: View

cve-icon Redhat Information

No data.