GNU Sharutils vulnerabilities

5 CVEs affecting GNU Sharutils, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2018-1000097, published 2018-03-13.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2004-1773, published 2004-12-31. High severity, CVSS 7.5. EPSS: 3% chance of exploitation in the next 30 days. Multiple buffer overflows in sharutils 4.2.1 and earlier may allow attackers to execute arbitrary code via (1) long output from wc to shar, or (2) unknown vectors in unshar.
CVE-2018-1000097, published 2018-03-13. High severity, CVSS 7.8. EPSS: 2% chance of exploitation in the next 30 days. 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…
CVE-2004-1772, published 2004-12-31. Medium severity, CVSS 4.6. EPSS: 0.6% chance of exploitation in the next 30 days. Stack-based buffer overflow in shar in GNU sharutils 4.2.1 allows local users to execute arbitrary code via a long -o command line argument.
CVE-2002-0178, published 2002-05-29. High severity, CVSS 7.2. EPSS: 0.6% chance of exploitation in the next 30 days. uudecode, as available in the sharutils package before 4.2.1, does not check whether the filename of the uudecoded file is a pipe or symbolic link, which could allow attackers to overwrite files or…
CVE-2005-0990, published 2005-05-02. Low severity, CVSS 2.1. EPSS: 0.4% chance of exploitation in the next 30 days. unshar (unshar.c) in sharutils 4.2.1 allows local users to overwrite arbitrary files via a symlink attack on the unsh.X temporary file.