CVE-2011-4362

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.

CVSS v2.0 5.0 MEDIUM

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

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

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:lighttpd:lighttpd::::::::
	cpe:2.3:a:lighttpd:lighttpd:1.5.0:::::::*

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:5.0:::::::*
	cpe:2.3:o:debian:debian_linux:6.0:::::::*
	cpe:2.3:o:debian:debian_linux:7.0:::::::*

Information

Published : 2011-12-24 11:55

Updated : 2021-03-04 12:12

NVD link : CVE-2011-4362

Mitre link : CVE-2011-4362

JSON object : View

CWE

NVD-CWE-Other

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Products Affected

debian

debian_linux

lighttpd

lighttpd

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