yaSSL input_buffer& operator function buffer overflow
| yassl-inputbufferoperator-bo (39431) |  High Risk |
Description:
yaSSL is vulnerable to a buffer overflow, caused by improper bounds checking by the yaSSL input_buffer& operator function. By sending an overly long Hello packet, a remote attacker could overflow a buffer and execute arbitrary code on the system with elevated privileges or cause the application to crash.
Platforms Affected:
- Apple, Mac OS X Server 10.5
- Apple, Mac OS X Server 10.5.1
- Apple, Mac OS X Server 10.5.2
- Apple, Mac OS X Server 10.5.3
- Apple, Mac OS X Server 10.5.4
- Apple, Mac OS X Server 10.5.5
- Canonical, Ubuntu 6.06 LTS
- Canonical, Ubuntu 6.10
- Canonical, Ubuntu 7.04
- Canonical, Ubuntu 7.10
- Debian, Debian Linux 4.0
- MandrakeSoft, Mandrake Linux 2007.1
- MandrakeSoft, Mandrake Linux 2007.1 X86_64
- MandrakeSoft, Mandrake Linux 2008.0 X86_64
- MandrakeSoft, Mandrake Linux 2008.0
- MandrakeSoft, Mandrake Linux Corporate Server 4.0
- MandrakeSoft, Mandrake Linux Corporate Server 4.0 X86_64
- MySQL, MySQL 5.0.51
- yaSSL, yaSSL 1.7.5 and prior
Remedy:
Upgrade to the latest version of yaSSL (1.8.6 or later), available from the yaSSL Web site. See References.
For other distributions:
Apply the appropriate update for your system. See References.
Consequences:
Gain Access
References:
- Apple Web site, About Security Update 2008-007 at http://support.apple.com/kb/HT3216.
- Luigi Auriemma Advisories, 04 Jan 2008, Multiple vulnerabilities in yaSSL 1.7.5 at http://aluigi.altervista.org/adv/yasslick-adv.txt.
- MySQL AB Web site, MySQL at http://www.mysql.com/.
- yaSSL Web site, yaSSL Downloads at http://www.yassl.com/download.html.
- yaSSL Web site, yaSSL at http://www.yassl.com.
- BID-27140: yaSSL Multiple Remote Buffer Overflow Vulnerabilities
- BID-31681: RETIRED: Apple Mac OS X 2008-007 Multiple Security Vulnerabilities
- CVE-2008-0226: Multiple buffer overflows in yaSSL 1.7.5 and earlier, as used in MySQL and possibly other products, allow remote attackers to execute arbitrary code via (1) the ProcessOldClientHello function in handshake.cpp or (2) input_buffer& operator>> in yassl_imp.cpp.
- DSA-1478: mysql-dfsg-5.0 -- buffer overflows
- MDVSA-2008:150: Updated mysql packages fix vulnerabilities
- SA28324: yaSSL Multiple Vulnerabilities
- SA28419: MySQL yaSSL Multiple Vulnerabilities
- SA32222: Apple Mac OS X Security Update Fixes Multiple Vulnerabilities
- USN-588-1: MySQL vulnerabilities
- USN-588-2: MySQL regression
- VUPEN/ADV-2008-0560: MySQL Multiple Code Execution and Security Bypass Vulnerabilities
- VUPEN/ADV-2008-2780: Apple Mac OS X Code Execution and Security Bypass Vulnerabilities
Reported:
Jan 04, 2008
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