Vulnerability CVE-2011-4362

Vulnerability Name:

CVE-2011-4362 (CCN-71536)

Assigned:

2011-11-30

Published:

2011-11-30

Updated:

2021-03-04

Summary:

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 v3 Severity:

5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Low

CVSS v2 Severity:

5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
4.1 Medium (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/E:F/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
4.1 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/E:F/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

Vulnerability Type:

CWE-Other

Vulnerability Consequences:

Denial of Service

References:

Source: BUGTRAQ
Type: Broken Link
20111224 Lighttpd Proof of Concept code for CVE-2011-4362

Source: MISC
Type: Exploit, Third Party Advisory
http://blog.pi3.com.pl/?p=277

Source: MITRE
Type: CNA
CVE-2011-4362

Source: CCN
Type: lighttpd Web Site
out-of-bounds read due to signedness error

Source: CONFIRM
Type: Exploit, Patch, Vendor Advisory
http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2011_01.txt

Source: JVN
Type: Third Party Advisory
JVN#37417423

Source: CONFIRM
Type: Exploit, Patch, Vendor Advisory
http://redmine.lighttpd.net/issues/2370

Source: CCN
Type: SA46847
lighttpd Base64 Authentication Data Decoding Denial of Service Vulnerability

Source: SECUNIA
Type: Third Party Advisory
47260

Source: DEBIAN
Type: Third Party Advisory
DSA-2368

Source: DEBIAN
Type: DSA-2368
lighttpd -- multiple vulnerabilities

Source: EXPLOIT-DB
Type: Exploit, Third Party Advisory, VDB Entry
18295

Source: MLIST
Type: Exploit, Mailing List, Patch, Third Party Advisory
[oss-security] 20111129 Re: CVE Request: lighttpd/mod_auth out-of-bounds read due to signedness error

Source: MLIST
Type: Exploit, Mailing List, Patch, Third Party Advisory
[oss-security] 20111129 CVE Request: lighttpd/mod_auth out-of-bounds read due to signedness error

Source: CCN
Type: OSVDB ID: 77366
lighttpd src/http_auth.c base64_decode() Function Base64 Data Parsing Out-of-bounds Read Remote DoS

Source: CCN
Type: BID-50851
lighttpd 'http_auth.c' Remote Denial of Service Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1026359

Source: CONFIRM
Type: Issue Tracking, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=758624

Source: XF
Type: Third Party Advisory, VDB Entry
lighttpd-base64-dos(71536)

Source: XF
Type: UNKNOWN
lighttpd-base64-dos(71536)

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [12-31-2011]

Vulnerable Configuration:

Configuration 1:

cpe:/a:lighttpd:lighttpd:*:*:*:*:*:*:*:* (Version >= 1.4.1 and < 1.4.30)

OR cpe:/a:lighttpd:lighttpd:1.5.0:*:*:*:*:*:*:*

Configuration 2:

cpe:/o:debian:debian_linux:5.0:*:*:*:*:*:*:*

OR cpe:/o:debian:debian_linux:6.0:*:*:*:*:*:*:*

OR cpe:/o:debian:debian_linux:7.0:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/a:lighttpd:lighttpd:1.4.8:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.10:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.12:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.13:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.15:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.17:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.18:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.19:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.14:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.11:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.9:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.7:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.6:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.5:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.4:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.3:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.2:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.1:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.16:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.0:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.22:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.23:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.24:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.25:*:*:*:*:*:*:*

OR cpe:/a:lighttpd:lighttpd:1.4.26:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.opensuse.security:def:20114362	V	CVE-2011-4362	2022-09-02
oval:org.opensuse.security:def:6349	P	Security update for libgda (Important) (in QA)	2022-08-31
oval:org.opensuse.security:def:6327	P	Security update for the Linux Kernel (Important)	2022-04-14
oval:org.opensuse.security:def:6326	P	Security update for netatalk (Important)	2022-04-13
oval:org.opensuse.security:def:6361	P	Security update for the Linux Kernel (Important)	2022-03-09
oval:org.opensuse.security:def:6337	P	Security update for polkit (Important)	2022-01-25
oval:org.opensuse.security:def:112948	P	lighttpd-1.4.37-1.6 on GA media (Moderate)	2022-01-17
oval:org.opensuse.security:def:6293	P	Security update for virglrenderer (Important) (in QA)	2022-01-17
oval:org.opensuse.security:def:6304	P	Security update for clamav-database (Important)	2022-01-17
oval:org.opensuse.security:def:6296	P	Security update for net-snmp (Important)	2022-01-11
oval:org.opensuse.security:def:6285	P	Security update for clamav-database (Important)	2022-01-03
oval:org.opensuse.security:def:7288	P	Security update for the Linux Kernel (Important)	2021-12-06
oval:org.opensuse.security:def:6307	P	Security update for the Linux Kernel (Important)	2021-11-19
oval:org.opensuse.security:def:7278	P	Security update for the Linux Kernel (Important)	2021-11-11
oval:org.opensuse.security:def:6457	P	Security update for the Linux Kernel (Important)	2021-10-15
oval:org.opensuse.security:def:7277	P	Security update for the Linux Kernel (Important)	2021-10-12
oval:org.opensuse.security:def:106402	P	lighttpd-1.4.37-1.6 on GA media (Moderate)	2021-10-01
oval:org.opensuse.security:def:26137	P	Security update for sqlite3 (Important)	2021-09-23
oval:org.opensuse.security:def:7266	P	Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP3) (Important)	2021-09-16
oval:org.opensuse.security:def:6453	P	Security update for java-1_8_0-openjdk (Important)	2021-08-20
oval:org.opensuse.security:def:6476	P	Security update for the Linux Kernel (Important)	2021-08-14
oval:org.opensuse.security:def:7255	P	Security update for the Linux Kernel (Live Patch 1 for SLE 15 SP3) (Important)	2021-07-27
oval:org.opensuse.security:def:26073	P	Security update for libjpeg-turbo (Moderate)	2021-06-11
oval:org.opensuse.security:def:12785	P	lighttpd-1.4.35-3.1 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:12796	P	lighttpd-1.4.35-3.1 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:36512	P	lighttpd-1.4.20-2.54.1 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:12774	P	lighttpd-1.4.35-1.34 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:123991	P	lighttpd-1.4.35-3.1 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:26062	P	Security update for djvulibre (Important)	2021-05-31
oval:org.opensuse.security:def:6445	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:7244	P	Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP2) (Important)	2021-03-17
oval:org.opensuse.security:def:6319	P	Security update for python (Moderate)	2021-03-16
oval:org.opensuse.security:def:6464	P	Security update for java-1_8_0-ibm (Important)	2021-03-01
oval:org.opensuse.security:def:6315	P	Security update for avahi (Moderate)	2021-02-23
oval:org.opensuse.security:def:26061	P	Security update for dovecot22 (Important)	2021-01-04
oval:org.opensuse.security:def:6442	P	Security update for java-1_8_0-ibm (Moderate)	2020-12-23
oval:org.opensuse.security:def:12808	P	lighttpd-1.4.35-3.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:6395	P	libldap-2_4-2 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6595	P	eog on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:26740	P	libarchive2 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6539	P	xorg-x11-libs on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:26487	P	Security update for redis (Moderate)	2020-12-01
oval:org.opensuse.security:def:6640	P	imobiledevice-tools on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6430	P	libsilc-1_1-2 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6593	P	emacs on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6609	P	gdm on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6553	P	apparmor-docs on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:26638	P	squid on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6434	P	libsoup-2_4-1 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:26837	P	vte on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:26346	P	Security update for irssi (Moderate)	2020-12-01
oval:org.opensuse.security:def:6606	P	gd on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6575	P	ctags on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6551	P	accountsservice on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:27475	P	libpulse-devel on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6604	P	ft2demos on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6372	P	libexif12 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:26779	P	logwatch on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6564	P	busybox on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6517	P	tcpdump on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6617	P	gnome-settings-daemon on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6408	P	libneon27 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6618	P	gnome-shell on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6586	P	dnsmasq on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:26691	P	enscript on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:7300	P	lighttpd on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:26403	P	Security update for ffmpeg (Moderate)	2020-12-01
oval:org.opensuse.security:def:6615	P	gnome-keyring on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6383	P	libgypsy0 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6584	P	dhcp on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6576	P	cups on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6528	P	wget on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:27510	P	lighttpd on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6628	P	gstreamer-plugins-bad on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6419	P	libpoppler-glib8 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:26793	P	openswan on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:26265	P	Security update for guile (Low)	2020-12-01
oval:org.opensuse.security:def:6597	P	expat on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6542	P	yast2 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6423	P	libpython2_7-1_0 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:6627	P	gstreamer-0_10-plugins-good on GA media (Moderate)	2020-12-01
oval:org.mitre.oval:def:15241	P	DSA-2368-1 lighttpd -- multiple	2014-06-23

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