National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2011-4362 Detail

Current Description

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.

Source:  MITRE
Description Last Modified:  12/24/2011
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://archives.neohapsis.com/archives/bugtraq/2011-12/0167.html Broken Link
http://blog.pi3.com.pl/?p=277 Third Party Advisory
http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2011_01.txt Vendor Advisory
http://redmine.lighttpd.net/issues/2370 Vendor Advisory
http://www.debian.org/security/2011/dsa-2368 Third Party Advisory
http://www.exploit-db.com/exploits/18295 Third Party Advisory VDB Entry
http://www.openwall.com/lists/oss-security/2011/11/29/13 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2011/11/29/8 Mailing List 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

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:lighttpd:lighttpd:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
1.4.1
Up to (excluding)
1.4.30
 cpe:2.3:a:lighttpd:lighttpd:1.5.0:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2011-4362
NVD Published Date:
12/24/2011
NVD Last Modified:
11/29/2018