mIRC Direct Client Connection request can cause client denial of service
| mirc-dcc-dos (13427) |
Description:
mIRC is vulnerable to a denial of service. A remote attacker could send a malformed Direct Client Connection (DCC) request to cause the client to crash.
Platforms Affected:
- Gentoo, Linux
- mIRC, mIRC 6.11 and prior
- Sun, Solaris 8
- Sun, Solaris 9
Remedy:
Upgrade to the latest version of mIRC (6.12 or later), available from the mIRC Home page. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
Consequences:
Denial of Service
References:
- Gentoo Linux Security Announcement 200312-06, net-irc/xchat at http://www.linuxsecurity.com/content/view/105600/104/. (From LinuxSecurity archive)
- mIRC Home page, mIRC - An Internet Relay Chat program at http://www.mirc.com/index.html.
- SecuriTeam Mailing List, Security Holes & Exploits 14 Oct 2003, mIRC Unspecified DCC Request Vulnerability (Exploit) at http://www.securiteam.com/exploits/6J00D158KO.html.
- BID-8818: mIRC DCC SEND Buffer Overflow Vulnerability
- BID-9492: mIRC DCC Get Dialog Denial Of Service Vulnerability
- CVE-2003-1512: Buffer overflow in mIRC 6.1 and 6.11 allows remote attackers to cause a denial of service (crash) via a long DCC SEND request.
- SA10000: mIRC Unspecified DCC Request Vulnerability
Reported:
Oct 14, 2003
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