Python -- DoS via malformed XML-RPC / HTTP POST request

Jan Lieskovsky reports, A denial of service flaw was found in the way Simple XML-RPC Server module of Python processed client connections, that were closed prior the complete request body has been received. A remote attacker could use this flaw to cause Python Simple XML-RPC based server process ...

chromium -- multiple vulnerabilities

Google Chrome Releases reports: 81753 Medium CVE-2011-3903: Out-of-bounds read in regex matching. Credit to David Holloway of the Chromium development community. 95465 Low CVE-2011-3905: Out-of-bounds reads in libxml. Credit to Google Chrome Security Team Inferno. 98809 Medium CVE-2011-3906:...

krb5 -- KDC null pointer dereference in TGS handling

The MIT Kerberos Team reports: In releases krb5-1.9 and later, the KDC can crash due to a NULL pointer dereference in code that handles TGS Ticket Granting Service requests. The trigger condition is trivial to produce using unmodified client software, but requires the ability to authenticate as a...

OpenSSL -- multiple vulnerabilities

OpenSSL Team reports: Two security flaws have been fixed in OpenSSL 1.0.0e Under certain circumstances OpenSSL's internal certificate verification routines can incorrectly accept a CRL whose nextUpdate field is in the past. CVE-2011-3207 OpenSSL server code for ephemeral ECDH ciphersuites is not...

XSS issue in MantisBT

Net.Edit0r from BlACK Hat Group reported an XSS issue in search.php. All MantisBT users including anonymous users that are not logged in to public bug trackers could be impacted by this vulnerability...

Erlang -- ssh library uses a weak random number generator

US-CERT reports: The Erlang/OTP ssh library implements a number of cryptographic operations that depend on cryptographically strong random numbers. Unfortunately the RNG used by the library is not cryptographically strong, and is further weakened by the use of predictable seed material. The RNG...

krb5 -- MITKRB5-SA-2011-001, kpropd denial of service

An advisory published by the MIT Kerberos team says: The MIT krb5 KDC database propagation daemon kpropd is vulnerable to a denial-of-service attack triggered by invalid network input. If a kpropd worker process receives invalid input that causes it to exit with an abnormal status, it can cause t...

plone -- Remote Security Bypass

Plone developer reports: This is an escalation of privileges attack that can be used by anonymous users to gain access to a Plone site's administration controls, view unpublished content, create new content and modify a site's skin. The sandbox protecting access to the underlying system is still ...

webkit-gtk2 -- Multiple vulnerabilities

Gustavo Noronha Silva reports: The patches to fix the following CVEs are included with help from Huzaifa Sidhpurwala from the Red Hat security team...

isc-dhcp-server -- Empty link-address denial of service

ISC reports: If the server receives a DHCPv6 packet containing one or more Relay-Forward messages, and none of them supply an address in the Relay-Forward link-address field, then the server will crash. This can be used as a single packet crash attack vector...

mozilla -- multiple vulnerabilities

The Mozilla Project reports: MFSA 2010-64 Miscellaneous memory safety hazards rv:1.9.2.11/ 1.9.1.14 MFSA 2010-65 Buffer overflow and memory corruption using document.write MFSA 2010-66 Use-after-free error in nsBarProp MFSA 2010-67 Dangling pointer vulnerability in LookupGetterOrSetter MFSA 2010-...

pidgin -- multiple remote denial of service vulnerabilities

Three denial of service vulnerabilities where found in pidgin and allow remote attackers to crash the application. The developers summarized these problems as follows: Pidgin can become unresponsive when displaying large numbers of smileys Certain nicknames in group chat rooms can trigger a crash...

Xpdf -- Multiple Vulnerabilities

SecurityFocus reports: Some vulnerabilities have been reported in Xpdf, which can be exploited by malicious people to potentially compromise a user's system. 1 Multiple integer overflows in "SplashBitmap::SplashBitmap" can be exploited to cause heap-based buffer overflows. 2 An integer overflow...

joomla -- multiple vulnerabilities

Secunia reports: Some vulnerabilities have been reported in Joomla!, which can be exploited by malicious users to conduct script insertion attacks and by malicious people to conduct cross-site scripting attacks. Certain unspecified input is not properly sanitised before being used. This can be...

libxine -- multiple vulnerabilities

xine developers report: Fix another possible int overflow in the 4XM demuxer. ref. TKADV2009-004, CVE-2009-0385 Fix an integer overflow in the Quicktime demuxer...

curl -- cURL/libcURL Location: Redirect URLs Security Bypass

Secunia reports: The security issue is caused due to cURL following HTTP Location: redirects to e.g. scp:// or file:// URLs which can be exploited by a malicious HTTP server to overwrite or disclose the content of arbitrary local files and potentially execute arbitrary commands via specially...

expat2 -- Parser crash with specially formatted UTF-8 sequences

CVE reports: The updatePosition function in lib/xmltokimpl.c in libexpat in Expat 2.0.1, as used in Python, PyXML, w3c-libwww, and other software, allows context-dependent attackers to cause a denial of service application crash via an XML document with crafted UTF-8 sequences that trigger a buff...

FreeBSD -- Cross-site request forgery in ftpd(8)

Problem Description: The ftpd8 server splits long commands into several requests. This may result in the server executing a command which is hidden inside another very long command. Impact: This could, with a specifically crafted command, be used in a cross-site request forgery attack. FreeBSD...

enscript -- arbitrary code execution vulnerability

Ulf Harnhammar of Secunia Research reports: Stack-based buffer overflow in the readspecialescape function in src/psgen.c in GNU Enscript 1.6.1 and 1.6.4 beta, when the -e aka special escapes processing option is enabled, allows user-assisted remote attackers to execute arbitrary code via a crafte...

cups -- multiple vulnerabilities

The release note of cups 1.3.9 reports: It contains the following fixes: SECURITY: The HP-GL/2 filter did not range check pen numbers STR 2911 SECURITY: The SGI image file reader did not range check 16-bit run lengths STR 2918 SECURITY: The text filter did not range check cpi, lpi, or column valu...

fetchmail -- potential crash in -v -v verbose mode (revised patch)

Matthias Andree reports: 2008-06-24 1.2 also fixed issue in reportcomplete reported by Petr Uzel...

qemu -- "drive_init()" Disk Format Security Bypass

Secunia reports: A vulnerability has been reported in QEMU, which can be exploited by malicious, local users to bypass certain security restrictions. The vulnerability is caused due to the "driveinit" function in vl.c determining the format of a disk from data contained in the disk's header. This...

libxine -- array index vulnerability

xine Team reports: A new xine-lib version is now available. This release contains a security fix an unchecked array index that could allows remote attackers to execute arbitrary code via a header structure containing a negative offset, which is used to dereference a function pointer...

bzip2 -- crash with certain malformed archive files

SecurityFocus reports: The 'bzip2' application is prone to a remote file-handling vulnerability because the application fails to properly handle malformed files. Exploit attempts likely result in application crashes...

wireshark -- multiple vulnerabilities

The Wireshark team reports of multiple vulnerabilities: Wireshark could crash when reading an MP3 file. Beyond Security discovered that Wireshark could loop excessively while reading a malformed DNP packet. Stefan Esser discovered a buffer overflow in the SSL dissector. The ANSI MAP dissector cou...

samba -- buffer overflow vulnerability

Secuna Research reports: Secunia Research has discovered a vulnerability in Samba, which can be exploited by malicious people to compromise a vulnerable system. The vulnerability is caused due to a boundary error within the "sendmailslot" function. This can be exploited to cause a stack-based...

clamav -- multiple remote Denial of Service vulnerabilities

BugTraq reports: ClamAV is prone to multiple denial-of-service vulnerabilities. A successful attack may allow an attacker to crash the application and deny service to users...

FreeBSD -- Predictable query ids in named(8)

Problem Description: When named8 is operating as a recursive DNS server or sending NOTIFY requests to slave DNS servers, named8 uses a predictable query id. Impact: An attacker who can see the query id for some requests sent by named8 is likely to be able to perform DNS cache poisoning by...

wireshark -- Multiple problems

wireshark Team reports: It may be possible to make Wireshark or Ethereal crash or use up available memory by injecting a purposefully malformed packet onto the wire or by convincing someone to read a malformed packet trace file...

FreeBSD -- IPv6 Routing Header 0 is dangerous

Problem Description There is no mechanism for preventing IPv6 routing headers from being used to route packets over the same links many times. Impact An attacker can "amplify" a denial of service attack against a link between two vulnerable hosts; that is, by sending a small volume of traffic the...

ktorrent -- multiple vulnerabilities

Two problems have been found in KTorrent: KTorrent does not properly sanitize file names to filter out ".." components, so it's possible for an attacker to create a malicious torrent in order to overwrite arbitrary files within the filesystem. Messages with invalid chunk indexes aren't rejected...

openldap -- slapd acl selfwrite Security Issue

Howard Chu reports: An ACL of the form 'access to dn.subtree="ou=groups, dc=example,dc=com" attr=member by selfwrite' is intended to only allow users to add/delete their own DN to the target attribute. Currently it allows any DNs to be modified...

clamav -- Freshclam HTTP Header Buffer Overflow Vulnerability

Secunia reports: A vulnerability has been reported in ClamAV, which can be exploited by malicious people to cause a DoS Denial of Service and potentially to compromise a vulnerable system. The vulnerability is caused due to a boundary error within the HTTP client in the Freshclam command line...

xine -- multiple remote string vulnerabilities

c0ntexb reports: There are 2 format string bugs in the latest version of Xine that could be exploited by a malicious person to execute code on the system of a remote user running the media player against a malicious playlist file. By passing a format specifier in the path of a file that is embedd...

mailman -- Private Archive Script Cross-Site Scripting

Secunia reports: A vulnerability has been reported in Mailman, which can be exploited by malicious people to conduct cross-site scripting attacks. Unspecified input passed to the private archive script is not properly sanitised before being returned to users. This can be exploited to execute...

openvpn -- arbitrary code execution on client through malicious or compromised server

James Yonan reports: A format string vulnerability in the foreignoption function in options.c could potentially allow a malicious or compromised server to execute arbitrary code on the client. Only non-Windows clients are affected. The vulnerability only exists if a the client's TLS negotiation...

bogofilter -- heap corruption through excessively long words

Matthias Andree reports: Bogofilter's/bogolexer's input handling in version 0.96.2 was not keeping track of its output buffers properly and could overrun a heap buffer if the input contained words whose length exceeded 16,384 bytes, the size of flex's input buffer. A "word" here refers to a...

xloadimage -- buffer overflows in NIFF image title handling

Ariel Berkman reports: Unlike most of the supported image formats in xloadimage, the NIFF image format can store a title name of arbitrary length as part of the image file. When xloadimage is processing a loaded image, it is creating a new Image object and then writing the processed image to it. ...

apache -- http request smuggling

A Watchfire whitepaper reports an vulnerability in the Apache webserver. The vulnerability can be exploited by malicious people causing cross site scripting, web cache poisoining, session hijacking and most importantly the ability to bypass web application firewall protection. Exploiting this...

dnrd -- remote buffer and stack overflow vulnerabilities

Natanael Copa reports that dnrd is vulnerable to a remote buffer overflow and a remote stack overflow. These vulnerabilities can be triggered by sending invalid DNS packets to dnrd. The buffer overflow could potentially be used to execute arbitrary code with the permissions of the dnrd daemon. No...

kdebase -- Kate backup file permission leak

A KDE Security Advisory explains: Kate / Kwrite create a file backup before saving a modified file. These backup files are created with default permissions, even if the original file had more strict permissions set. Depending on the system security settings, backup files might be readable by othe...

squirrelmail -- _$POST variable handling allows for various attacks

A Squirrelmail Advisory reports: An extract$POST was done in optionsidentities.php which allowed for an attacker to set random variables in that file. This could lead to the reading and possible writing of other people's preferences, cross site scripting or writing files in webserver-writable...

clamav -- cabinet file handling DoS vulnerability

An iDEFENSE Security Advisory reports: Remote exploitation of an input validation error in Clam AntiVirus ClamAV allows attackers to cause a denial of service condition. The vulnerability specifically exists due to insufficient validation on cabinet file header data. The ENSUREBITS macro fails to...

mambo -- multiple vulnerabilities

A Secunia Advisory reports: Some vulnerabilities have been reported in Mambo, where some have unknown impacts and others can be exploited by malicious people to conduct spoofing and SQL injection attacks. Input passed to the "userrating" parameter when voting isn't properly sanitised before being...

qpopper -- multiple privilege escalation vulnerabilities

Jens Steube reports that qpopper is vulnerable to a privilege escalation vulnerability. qpopper does not properly drop root privileges so that user supplied configuration and trace files can be processed with root privileges. This could allow a local attacker to create or modify arbitrary files...

mozilla -- code execution via javascript: IconURL vulnerability

A Mozilla Foundation Security Advisory reports: Two vulnerabilities have been discovered in Firefox, which can be exploited by malicious people to conduct cross-site scripting attacks and compromise a user's system. The problem is that "IFRAME" JavaScript URLs are not properly protected from bein...

bzip2 -- denial of service and permission race vulnerabilities

Problem Description Two problems have been discovered relating to the extraction of bzip2-compressed files. First, a carefully constructed invalid bzip2 archive can cause bzip2 to enter an infinite loop. Second, when creating a new file, bzip2 closes the file before setting its permissions. Impac...

mozilla -- heap buffer overflow in GIF image processing

A Mozilla Foundation Security Advisory states: An sic GIF processing error when parsing the obsolete Netscape extension 2 can lead to an exploitable heap overrun, allowing an attacker to run arbitrary code on the user's machine...

postgresql -- multiple vulnerabilities

Multiple vulnerabilities had been reported in various versions of PostgreSQL: The EXECUTE restrictions can be bypassed by using the AGGREGATE function, which is missing a permissions check. A buffer overflow exists in gram.y which could allow an attacker to execute arbitrary code by sending a lar...

squid -- possible cache-poisoning via malformed HTTP responses

The squid patches page notes: This patch makes Squid considerably stricter while parsing the HTTP protocol. A Content-length header should only appear once in a valid request or response. Multiple Content-length headers, in conjunction with specially crafted requests, may allow Squid's cache to b...