OSF/1 (Tru64) dxterm -xrm command line buffer overflow
| osf1-dxterm-xrm-bo (10148) |  High Risk |
Description:
OSF/1 (now Hewlett-Packard Tru64 UNIX) is vulnerable to a buffer overflow in the dxterm utility. By passing an overly long string to the dxterm utility using the -xrm command line option, a local attacker could overflow a buffer and execute arbitrary code on the system with root privileges.
Platforms Affected:
- Compaq, Tru64 4.0f
- Compaq, Tru64 4.0f_pk6_bl17
- Compaq, Tru64 4.0f_pk7_bl18
- Compaq, Tru64 4.0g
- Compaq, Tru64 4.0g_pk3_bl17
- Compaq, Tru64 5.0
- Compaq, Tru64 5.0a
- Compaq, Tru64 5.0a_pk3_bl17
- Compaq, Tru64 5.0_pk4_bl17
- Compaq, Tru64 5.0_pk4_bl18
- Compaq, Tru64 5.1
- Compaq, Tru64 5.1a
- Compaq, Tru64 5.1a_pk1_bl1
- Compaq, Tru64 5.1a_pk2_bl2
- Compaq, Tru64 5.1_pk3_bl17
- Compaq, Tru64 5.1_pk4_bl18
- Compaq, Tru64 5.1_pk5_bl19
- Digital, OSF/1 3.0
- Digital, OSF/1 3.0b
- Digital, OSF/1 3.2
- Digital, OSF/1 3.2b
- Digital, OSF/1 3.2c
- Digital, OSF/1 3.2d
- Digital, OSF/1 3.2de1
- Digital, OSF/1 3.2de2
- Digital, OSF/1 3.2f
- Digital, OSF/1 3.2g
Remedy:
Upgrade to the latest version of HP Tru64 Unix (5.1a or later), available from Hewlett-Packard's Web site. See References.
As a workaround, chmod u-s /path.to/dxterm.
Consequences:
Gain Privileges
References:
- BugTraq Mailing List, 2002-09-19 21:09:41, iDEFENSE OSF1/Tru64 3.x vuln clarification at http://marc.theaimsgroup.com/?l=bugtraq&m=103248659816294&w=2.
- iDEFENSE Security Advisory 09.18.2002, Security Vulnerabilities in OSF1/Tru64 3. at http://archives.neohapsis.com/archives/bugtraq/2002-09/0218.html. (From Neohapsis archive)
- Tru64 UNIX Web site, Tru64 UNIX Software at http://www.tru64unix.compaq.com/.
- BID-5746: HP Tru64/OSF1 DXTerm Buffer Overflow Vulnerability
- CVE-2002-1129: Buffer overflow in dxterm allows local users to execute arbitrary code via a long -xrm argument.
Reported:
Sep 18, 2002
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