Qpopper long username buffer overflow
| qpopper-username-bo (6647) |  High Risk |
Description:
Qualcomm Qpopper is vulnerable to a buffer overflow. By sending a username containing 64 characters or more to the server during the login process, a remote attacker can overflow a buffer to gain root privileges on the system.
Consequences:
Gain Privileges
Remedy:
Upgrade to the latest version of Qpopper (4.0.3 or later), available from the Qualcomm FTP site. See References.
For Caldera SCO OpenServer 5.0.6a and earlier:
Apply the patch for your system, as listed in Caldera International, Inc. Security Advisory CSSA-2001-SCO.8. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
References:
- BugTraq Mailing List, Sat Jun 02 2001 - 10:37:44 CDT: Qpopper 4.0.3 **** Fixes Buffer Overflow **** (fwd).
- BugTraq Mailing List, Tue Jun 05 2001 - 20:42:37 CDT: Re: Qpopper 4.0.3 **** Fixes Buffer Overflow **** (fwd).
- Caldera International, Inc. Security Advisory CSSA-2001-SCO.8: OpenServer: /etc/popper buffer.
- Qualcomm FTP site: Qpopper Download Area.
- Vuln-Dev Mailing List, 2001-04-20 3:15:29: Qpopper 4.0 Buffer Overflow.
- BID-2811: Qualcomm qpopper Username Buffer Overflow Vulnerability
- CVE-2001-1046: Buffer overflow in qpopper (aka qpop or popper) 4.0 through 4.0.2 allows remote attackers gain privileges via a long username.
- OSVDB ID: 776: Qpopper .qpopper-options Username Handling Overflow
Platforms Affected:
- Qualcomm Qpopper 4.0
- Qualcomm Qpopper 4.0.1
- Qualcomm Qpopper 4.0.2
- SCO SCO OpenServer 5.0.6a and prior
Reported:
Jun 02, 2001
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