LHA extract_one buffer overflows
| lha-extractone-bo (16196) |  High Risk |
Description:
LHA is vulnerable to two buffer overflows in the extract_one function, caused by improper bounds checking. A remote attacker exploit this vulnerability to overflow the buffer and possibly execute arbitrary code on the victim's system.
Consequences:
Gain Access
Remedy:
For Red Hat Linux:
Upgrade to the latest lha package, as listed below. Refer to RHSA-2004:323-09 and RHSA-2004:440-04 for more information. See References.
Red Hat Enterprise Linux AS (v. 3), ES (v. 3), WS (v. 3), Desktop: 1.14i-10.4.x86_64 or later
Red Hat Enterprise Linux AS (v. 2.1), ES (v. 2.1), WS (v. 2.1), and Red Hat Linux Advanced Workstation 2.1 for the Itanium Processor: 1.00-17.3 or later
For Gentoo Linux:
Upgrade to the latest version of lha (114i-r4 or later), as listed in GLSA 200409-13. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
References:
- BugTraq Mailing List, Sat May 15 2004 - 06:09:00 CDT : lha buffer overflow(s) again.
- BugTraq Mailing List, Wed Jun 09 2004 - 20:11:17 CDT: Re: [SECURITY] [DSA 515-1] New lha packages fix several vulnerabilities; Re:.
- CIAC Information Bulletin 0-210: LHA Packages Buffer Overflow Vulnerability.
- BID-10354: LHA Multiple extract_one Buffer Overflow Vulnerabilities
- BID-11093: LHA Multiple Code Execution Vulnerabilities
- CVE-2004-0771: Buffer overflow in the extract_one function from lhext.c in LHA may allow attackers to execute arbitrary code via a long w (working directory) command line option, a different issue than CVE-2004-0769. NOTE: this issue may be REJECTED if there are not any cases in which LHA is setuid or is otherwise used across security boundaries.
- GLSA-200409-13: LHa: Multiple vulnerabilities
- RHSA-2004-323: lha security update
- RHSA-2004-440: lha security update
Platforms Affected:
- Gentoo Linux
- RedHat Enterprise Linux 2.1 WS
- RedHat Enterprise Linux 2.1 ES
- RedHat Enterprise Linux 2.1 AW
- RedHat Enterprise Linux 2.1 AS
- RedHat Enterprise Linux 3 WS
- RedHat Enterprise Linux 3 ES
- RedHat Enterprise Linux 3 Desktop
- RedHat Enterprise Linux 3 AS
- RedHat Linux Advanced Workstation 2.1 Itanium
- Tsugio Okamoto LHA
Reported:
May 15, 2004
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