Buffer overflow in LHA allows remote attackers to execute arbitrary code via long pathnames in LHarc format 2 headers for a .LHZ archive,…

Description

Buffer overflow in LHA allows remote attackers to execute arbitrary code via long pathnames in LHarc format 2 headers for a .LHZ archive, as originally demonstrated using the "x" option but also exploitable through "l" and "v", and fixed in header.c, a different issue than CVE-2004-0771.

Scores

EPSS (exploitation in 30 days)

9.1% · top 4.7% of all CVEs (2 Nov 2026)

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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 10.0.

Weakness

• n/a

Affected products

• n/a

  • affected n/a

References (9)

• RHSA-2004:323 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• oval:org.mitre.oval:def:11047 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• FLSA:1833 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• lha-long-pathname-bo(16917) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• http://bugs.gentoo.org/show_bug.cgi?id=51285 (opens in a new tab)x_refsource_CONFIRMx_transferred
• GLSA-200409-13 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• http://lw.ftw.zamosc.pl/lha-exploit.txt (opens in a new tab)x_refsource_MISCx_transferred
• 20040616 Re: [SECURITY] [DSA 515-1] New lha packages fix several vulnerabilities; Re: (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• RHSA-2004:440 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Record last updated 8 Aug 2024, 00:31 UTC.