CVEdetails.com the ultimate security vulnerability data source
(e.g.: CVE-2009-1234 or 2010-1234 or 20101234)
Log In   Register   Reset Password   Activate Account
Vulnerability Feeds & WidgetsNew   www.itsecdb.com  

Vulnerability Details : CVE-2009-4484 (1 public exploit)

Multiple stack-based buffer overflows in the CertDecoder::GetName function in src/asn.cpp in TaoCrypt in yaSSL before 1.9.9, as used in mysqld in MySQL 5.0.x before 5.0.90, MySQL 5.1.x before 5.1.43, MySQL 5.5.x through 5.5.0-m2, and other products, allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption and daemon crash) by establishing an SSL connection and sending an X.509 client certificate with a crafted name field, as demonstrated by mysql_overflow1.py and the vd_mysql5 module in VulnDisco Pack Professional 8.11. NOTE: this was originally reported for MySQL 5.0.51a.
Publish Date : 2009-12-30 Last Update Date : 2010-03-26
Search Twitter   Search YouTube   Search Google

- CVSS Scores & Vulnerability Types

CVSS Score
7.5
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of ServiceExecute CodeOverflowMemory corruption
CWE ID 119

- Vendor Statements

Not vulnerable. This issue did not affect the versions of mysql as shipped with Red Hat Enterprise Linux 3, 4, or 5. The packages use OpenSSL and not yaSSL.
Source: Redhat

- Related OVAL Definitions

Title Definition Id Class Family
CVE-2009-4484 oval:org.opensuse.security:def:20094484 unix
DSA-1997 mysql-dfsg-5.0 -- several vulnerabilities oval:org.mitre.oval:def:6799 unix
DSA-1997-1 mysql-dfsg-5.0 - several vulnerabilities oval:org.mitre.oval:def:20084 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2009-4484

# Product Type Vendor Product Version Update Edition Language
1 Application Mysql Mysql 5.0.51a Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Mysql Mysql 1

- References For CVE-2009-4484

http://bugs.mysql.com/bug.php?id=50227 CONFIRM
http://bazaar.launchpad.net/~mysql/mysql-server/mysql-5.0/revision/2837.1.1 CONFIRM
http://dev.mysql.com/doc/refman/5.1/en/news-5-1-43.html CONFIRM
http://dev.mysql.com/doc/refman/5.0/en/news-5-0-90.html CONFIRM
http://intevydis.blogspot.com/2010/01/mysq-yassl-stack-overflow.html
http://intevydis.com/mysql_demo.html
http://intevydis.com/mysql_overflow1.py.txt
http://lists.immunitysec.com/pipermail/dailydave/2010-January/006020.html
MLIST [dailydave] 20100126 New db bugs
http://isc.sans.org/diary.html?storyid=7900
http://lists.mysql.com/commits/96697
MLIST [commits] 20100113 bzr commit into mysql-5.0-bugteam branch (ramil:2838) Bug#50227
http://secunia.com/advisories/37493
SECUNIA 37493
http://secunia.com/advisories/38344
SECUNIA 38344
http://secunia.com/advisories/38517
SECUNIA 38517
http://secunia.com/advisories/38364
SECUNIA 38364
http://securitytracker.com/id?1023402
SECTRACK 1023402
http://secunia.com/advisories/38573
SECUNIA 38573
http://www.debian.org/security/2010/dsa-1997
DEBIAN DSA-1997
http://ubuntu.com/usn/usn-897-1
UBUNTU USN-897-1
http://securitytracker.com/id?1023513
SECTRACK 1023513
http://www.intevydis.com/blog/?p=106
http://www.intevydis.com/blog/?p=57
Exploit! http://www.metasploit.com/modules/exploit/linux/mysql/mysql_yassl_getname
http://www.securityfocus.com/bid/37974
BID 37974 RETIRED: yaSSL SSL Certificate Handling Remote Buffer Overflow Vulnerability Release Date:2010-01-27
http://www.securityfocus.com/bid/37943
BID 37943 MySQL with yaSSL SSL Certificate Handling Remote Stack Buffer Overflow Vulnerability Release Date:2012-03-12
http://www.securityfocus.com/bid/37640
BID 37640 MySQL 5.0.51a Unspecified Remote Code Execution Vulnerability Release Date:2012-03-12
http://www.osvdb.org/61956
OSVDB 61956
http://www.vupen.com/english/advisories/2010/0233
VUPEN ADV-2010-0233
http://www.yassl.com/news.html#yassl199 CONFIRM
http://www.vupen.com/english/advisories/2010/0236
VUPEN ADV-2010-0236
http://archives.neohapsis.com/archives/dailydave/2010-q1/0002.html
MLIST [dailydave] 20100106 0day demos
http://xforce.iss.net/xforce/xfdb/55416
XF mysql-unspecified-bo(55416)
http://www.yassl.com/release.html CONFIRM
http://yassl.cvs.sourceforge.net/viewvc/yassl/yassl/taocrypt/src/asn.cpp?r1=1.13&r2=1.14 CONFIRM
https://bugzilla.redhat.com/show_bug.cgi?id=555313 CONFIRM

- Vulnerability Conditions

Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)

- Metasploit Modules Related To CVE-2009-4484

There are not any metasploit modules related to this vulnerability (Please visit www.metasploit.com for more information)


CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site. OVAL is a registered trademark of The MITRE Corporation and the authoritative source of OVAL content is MITRE's OVAL web site.
Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.