HP-UX recserv daemon can be made to consume excessive CPU resources
| hp-sharedx (1393) |  Medium Risk |
Description:
HP SharedX Receiver Service (recserv) is vulnerable to a denial of service attack. An attacker can send a specific amount of characters to the service to consume 100% of the CPU resources, which causes the service to be killed. The service must be restarted to regain normal functionality.
Consequences:
Denial of Service
Remedy:
For HP-UX 10.01, 10.10, 10.20, and 11.00:
Apply the appropriate patch for your system, as listed in Hewlett-Packard Security Bulletin HPSBUX9810-086. See References.
NOTE: Earlier HP-UX systems may be affected, users should upgrade to a supported version and then apply the appropriate patches.
References:
- Hewlett-Packard Company Security Bulletin HPSBUX9810-086: Security Vulnerability with SharedX.
- S.A.F.E.R. Security Bulletin 981014.DOS.1.2: Vulnerability in SharedX Receiver Service (recserv).
- CVE-1999-0779: Denial of service in HP-UX SharedX recserv program.
Platforms Affected:
- HP HP-UX 10.01
- HP HP-UX 10.10
- HP HP-UX 10.20
- HP HP-UX 11.00
Reported:
Oct 14, 1998
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