Linuxconf LINUXCONF_LANG environment variable buffer overflow
| linuxconf-linuxconflang-env-bo (9980) |  High Risk |
Description:
Linuxconf is vulnerable to a buffer overflow. By passing 964 or more bytes of data to the LINUXCONF_LANG environment variable, a local attacker could overflow a buffer and execute arbitrary code on the system with root privileges.
Consequences:
Gain Privileges
Remedy:
Upgrade to the latest version of Linuxconf (1.29r4 or later), available from the Linuxconf Web page. See References.
As a workaround, $ chmod u-s /bin/linuxconf
References:
- BugTraq Mailing List, Wed Aug 28 2002 - 11:39:54 CDT: Re: iDEFENSE Security Advisory: Linuxconf locally exploitable buffer overflow.
- iDEFENSE Security Advisory 08.28.2002: Linuxconf locally exploitable buffer overflow vulnerability. (From Neohapsis archive)
- Linuxconf Web site: LInuxconf home.
- BID-5585: Linuxconf Local Environment Variable Buffer Overflow Vulnerability
- CVE-2002-1506: Buffer overflow in Linuxconf before 1.28r4 allows local users to execute arbitrary code via a long LINUXCONF_LANG environment variable, which overflows an error string that is generated.
- OSVDB ID: 6067: Linuxconf LINUXCONF_LANG Variable Overflow
Platforms Affected:
- Solucorp, Jacques Gélinas Linuxconf 1.28r3 and prior
Reported:
Aug 28, 2002
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