RCE in Gnu Patch
CVE-2019-13638
GNU patch through 2.7.6 is vulnerable to OS shell command injection that can be exploited by opening a crafted patch file that contains an ed style diff payload with shell metacharacters. The ed editor does not need to be present on the vu…
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.045 (90.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Gnu Patch — versions 2.7.6
- Debian Debian_linux — versions 8.0, 9.0, 10.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Patch, Mailing List, x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- cve@mitre.org (mailing-list, x_refsource_BUGTRAQ, Mailing List, Third Party Advisory)
- cve@mitre.org (mailing-list, x_refsource_BUGTRAQ)
- cve@mitre.org (x_refsource_MISC)
- cve@mitre.org (vendor-advisory, x_refsource_GENTOO)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
- cve@mitre.org (x_refsource_CONFIRM)
- cve@mitre.org (x_refsource_MISC)
Frequently asked questions
- What is CVE-2019-13638?
- CVE-2019-13638 is a high-severity vulnerability in Gnu Patch, classified under OS Command Injection. CVSS score: 7.8/10. Published 2019-07-26.
- How severe is CVE-2019-13638?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2019-13638 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.