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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 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 : 2023-02-14
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- CVSS Scores & Vulnerability Types

CVSS Score
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 787

- 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 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 OS Canonical Ubuntu Linux 6.06 * * * Version Details Vulnerabilities
2 OS Canonical Ubuntu Linux 8.04 * * * Version Details Vulnerabilities
3 OS Canonical Ubuntu Linux 8.10 * * * Version Details Vulnerabilities
4 OS Canonical Ubuntu Linux 9.04 * * * Version Details Vulnerabilities
5 OS Canonical Ubuntu Linux 9.10 * * * Version Details Vulnerabilities
6 OS Canonical Ubuntu Linux 10.04 * * * Version Details Vulnerabilities
7 OS Canonical Ubuntu Linux 10.10 * * * Version Details Vulnerabilities
8 OS Canonical Ubuntu Linux 11.04 * * * Version Details Vulnerabilities
9 OS Canonical Ubuntu Linux 11.10 * * * Version Details Vulnerabilities
10 OS Debian Debian Linux 4.0 * * * Version Details Vulnerabilities
11 OS Debian Debian Linux 5.0 * * * Version Details Vulnerabilities
12 OS Debian Debian Linux 6.0 * * * Version Details Vulnerabilities
13 Application Mariadb Mariadb * * * * Version Details Vulnerabilities
14 Application Oracle Mysql * * * * Version Details Vulnerabilities
15 Application Oracle Mysql 5.0.0 Milestone2 * * Version Details Vulnerabilities
16 Application Oracle Mysql 5.0.0 Milestone1 * * Version Details Vulnerabilities
17 Application Wolfssl Yassl * * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Canonical Ubuntu Linux 9
Debian Debian Linux 3
Mariadb Mariadb 1
Oracle Mysql 3
Wolfssl Yassl 1

- References For CVE-2009-4484
VUPEN ADV-2010-0233
XF mysql-unspecified-bo(55416)
BID 37974 RETIRED: yaSSL SSL Certificate Handling Remote Buffer Overflow Vulnerability Release Date:2010-01-27 CONFIRM
BID 37943 MySQL with yaSSL SSL Certificate Handling Remote Stack Buffer Overflow Vulnerability Release Date:2012-03-12
VUPEN ADV-2010-0236
MLIST [commits] 20100113 bzr commit into mysql-5.0-bugteam branch (ramil:2838) Bug#50227
MLIST [dailydave] 20100126 New db bugs CONFIRM
MLIST [dailydave] 20100106 0day demos
BID 37640 MySQL 5.0.51a Unspecified Remote Code Execution Vulnerability Release Date:2012-03-12

- Metasploit Modules Related To CVE-2009-4484

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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