CyberRota Analysis
This is a high severity vulnerability with a CVSS score of 7.8. Public exploit code or proof-of-concept references have been detected in its references.
Public Exploit Signal
A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.
GitHub PoC Links
External Security References
Note: these links are listed for security research and verification purposes only.
CVE
CVE-2018-20969
Severity
HIGH
CVSS
7.8
EPSS
2.68%
Original NVD Description
do_ed_script in pch.c in GNU patch through 2.7.6 does not block strings beginning with a ! character. NOTE: this is the same commit as for CVE-2019-13638, but the ! syntax is specific to ed, and is unrelated to a shell metacharacter.
Related CVEs
Other vulnerabilities affecting the same vendor(s)