Exceed X Server port 6000 denial of service
| exceed-xserver-dos (7530) |  Medium Risk |
Description:
Hummingbird Exceed X is vulnerable to a denial of service attack. A remote attacker could connect to port 6000 and send random data to cause the X server to stop responding. The server must be restarted to regain normal functionality.
Consequences:
Denial of Service
Remedy:
Upgrade to a non-vulnerable version of Exceed (6.0.1 or later), available from Hummingbird Technical Support. See References.
References:
- BugTraq Mailing List, Thu, 29 Apr 1999 11:54:14 -0700: Re: NT/Exceed D.O.S..
- BugTraq Mailing List, Tue, 27 Apr 1999 13:29:26 -0700: NT/Exceed D.O.S..
- BugTraq Mailing List, Wed, 28 Apr 1999 13:57:51 -0700: Re: NT/Exceed D.O.S..
- BugTraq Mailing List, Wed, 28 Apr 1999 17:39:00 -0700: Re: NT/Exceed D.O.S..
- BugTraq Mailing List, Wed, 28 Apr 1999 23:34:26 +0100: Re: NT/Exceed D.O.S..
- Hummingbird Web site: Hummingbird Technical Support.
- BID-158: Exceed Denial of Service Vulnerability
- CVE-1999-1196: Hummingbird Exceed X version 5 allows remote attackers to cause a denial of service via malformed data to port 6000.
Platforms Affected:
- Hummingbird Exceed 5.0
- Hummingbird Exceed 6.0
Reported:
Apr 27, 1999
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