Vulnerability Details : CVE-2009-4484
Public exploit exists!
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.
Vulnerability category: Memory CorruptionExecute codeDenial of service
Threat overview for CVE-2009-4484
Top countries where our scanners detected CVE-2009-4484
Top open port discovered on systems with this issue
8200
IPs affected by CVE-2009-4484 369
Threat actors abusing to this issue?
Yes
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Exploit prediction scoring system (EPSS) score for CVE-2009-4484
Probability of exploitation activity in the next 30 days: 97.21%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 100 % EPSS Score History EPSS FAQ
Metasploit modules for CVE-2009-4484
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MySQL yaSSL CertDecoder::GetName Buffer Overflow
Disclosure Date: 2010-01-25First seen: 2020-04-26exploit/linux/mysql/mysql_yassl_getnameThis module exploits a stack buffer overflow in the yaSSL (1.9.8 and earlier) implementation bundled with MySQL. By sending a specially crafted client certificate, an attacker can execute arbitrary code. This vulnerability is present within the CertDecoder::GetNam
CVSS scores for CVE-2009-4484
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST |
CWE ids for CVE-2009-4484
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The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
Vendor statements for CVE-2009-4484
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Red Hat 2010-01-26Not 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.
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http://www.metasploit.com/modules/exploit/linux/mysql/mysql_yassl_getname
Third Party Advisory
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http://www.debian.org/security/2010/dsa-1997
Third Party Advisory
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http://www.yassl.com/release.html
Broken Link
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http://ubuntu.com/usn/usn-897-1
Third Party Advisory
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http://intevydis.com/mysql_demo.html
Broken Link
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http://isc.sans.org/diary.html?storyid=7900
Third Party Advisory
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http://bazaar.launchpad.net/~mysql/mysql-server/mysql-5.0/revision/2837.1.1
Broken Link
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http://archives.neohapsis.com/archives/dailydave/2010-q1/0002.html
Broken Link
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https://bugzilla.redhat.com/show_bug.cgi?id=555313
Issue Tracking;Third Party Advisory
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http://securitytracker.com/id?1023513
Third Party Advisory;VDB Entry
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http://lists.immunitysec.com/pipermail/dailydave/2010-January/006020.html
Broken Link
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http://lists.mysql.com/commits/96697
Patch;Vendor Advisory
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http://www.ubuntu.com/usn/USN-1397-1
USN-1397-1: MySQL vulnerabilities | Ubuntu security noticesThird Party Advisory
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https://exchange.xforce.ibmcloud.com/vulnerabilities/55416
Third Party Advisory;VDB Entry
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http://www.intevydis.com/blog/?p=106
Broken Link
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http://www.vupen.com/english/advisories/2010/0233
Third Party Advisory
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http://www.yassl.com/news.html#yassl199
Broken Link
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http://www.securityfocus.com/bid/37943
MySQL with yaSSL SSL Certificate Handling Remote Stack Buffer Overflow VulnerabilityThird Party Advisory;VDB Entry
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http://www.vupen.com/english/advisories/2010/0236
Third Party Advisory
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http://www.intevydis.com/blog/?p=57
Broken Link
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http://www.securityfocus.com/bid/37640
MySQL 5.0.51a Unspecified Remote Code Execution VulnerabilityThird Party Advisory;VDB Entry
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http://yassl.cvs.sourceforge.net/viewvc/yassl/yassl/taocrypt/src/asn.cpp?r1=1.13&r2=1.14
Third Party Advisory
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http://intevydis.blogspot.com/2010/01/mysq-yassl-stack-overflow.html
Broken Link
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http://bugs.mysql.com/bug.php?id=50227
Exploit;Issue Tracking;Vendor Advisory
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http://intevydis.com/mysql_overflow1.py.txt
Broken Link
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http://securitytracker.com/id?1023402
Third Party Advisory;VDB Entry
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http://dev.mysql.com/doc/refman/5.0/en/news-5-0-90.html
Broken Link
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http://dev.mysql.com/doc/refman/5.1/en/news-5-1-43.html
Broken Link
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http://www.securityfocus.com/bid/37974
RETIRED: yaSSL SSL Certificate Handling Remote Buffer Overflow VulnerabilityThird Party Advisory;VDB Entry
- cpe:2.3:o:debian:debian_linux:4.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:mysql:5.0.0:milestone1:*:*:*:*:*:*
- cpe:2.3:a:oracle:mysql:5.0.0:milestone2:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:8.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:9.04:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:9.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:-:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:10.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:-:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*
- cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*
- cpe:2.3:a:wolfssl:yassl:*:*:*:*:*:*:*:*