Buffer overflow in Mariadb
CVE-2009-4484
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 class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 7.5 (High). Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.696 (99.4th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.696 · newest: 0.696 · change: 0.000
Affected products
- Mariadb
- Oracle MySQL — versions 5.0.0
- Wolfssl Yassl
- Canonical Ubuntu Linux — versions 6.06, 8.04, 8.10
- Debian Linux — versions 4.0, 5.0, 6.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- intevydis.com/mysql_overflow1.py.txt (Broken Link)
- dev.mysql.com/doc/refman/5.1/en/news-5-1-43.html (Broken Link)
- secunia.com/advisories/38573 (Third Party Advisory, third-party-advisory)
- www.ubuntu.com/usn/USN-1397-1 (vendor-advisory, Third Party Advisory)
- secunia.com/advisories/37493 (Third Party Advisory, third-party-advisory)
- www.yassl.com/release.html (Broken Link)
- www.yassl.com/news.html (Broken Link)
- bazaar.launchpad.net/~mysql/mysql-server/mysql-5.0/revision/2837.1.1 (Broken Link)
- www.intevydis.com/blog/ (Broken Link)
- intevydis.com/mysql_demo.html (Broken Link)
Frequently asked questions
- What is CVE-2009-4484?
- CVE-2009-4484 is a vulnerability in Mariadb, classified under Out-of-bounds Write. Published 2009-12-30.
- Is CVE-2009-4484 known to be exploited?
- 9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.