CVE-2018-1000097

moderate-risk

Published 2018-03-13

Sharutils sharutils (unshar command) version 4.15.2 contains a Buffer Overflow vulnerability in Affected component on the file unshar.c at line 75, function looks_like_c_code. Failure to perform checking of the buffer containing input line. that can result in Could lead to code execution. This attack appear to be exploitable via Victim have to run unshar command on a specially crafted file..

Do I need to act?

3.6% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.8/10 High

LOCAL / LOW complexity

Affected Products (6)

Ubuntu Linux

Debian Linux

Sharutils

Affected Vendors

Debian Gnu Canonical

References (6)

Mailing List http://seclists.org/bugtraq/2018/Feb/54

Third Party Advisory https://usn.ubuntu.com/3605-1/

Third Party Advisory https://www.debian.org/security/2018/dsa-4167

Mailing List http://seclists.org/bugtraq/2018/Feb/54

Third Party Advisory https://usn.ubuntu.com/3605-1/

Third Party Advisory https://www.debian.org/security/2018/dsa-4167

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moderate-risk

Severity 24/34 · High

Exploitability 7/34 · Low

Exposure 13/34 · Low