CVE-2004-0771: Tsugio Okamoto Lha

High severity, CVSS 10.0. EPSS: 18.8% chance of exploitation in the next 30 days.

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.

Affected products

• Tsugio Okamoto Lha: version 1.14 only; version 1.15 only; version 1.17 only

Published 2004-11-23. Last modified 2026-06-16.