CVE-2019-13638

Description

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 vulnerable system. This is different from CVE-2018-1000156.

Category

7.8
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 3.45% Top 15%
Vendor Advisory debian.org Vendor Advisory gentoo.org Vendor Advisory fedoraproject.org Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory gnu.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://security-tracker.debian.org/tracker/CVE-2019-13638 third party advisory
https://git.savannah.gnu.org/cgit/patch.git/commit/?id=3fcd042d26d70856e826a42b5f93dc4854d80bf0 mailing list patch vendor advisory
https://www.debian.org/security/2019/dsa-4489 third party advisory vendor advisory
https://seclists.org/bugtraq/2019/Jul/54 third party advisory mailing list
https://seclists.org/bugtraq/2019/Aug/29 mailing list
http://packetstormsecurity.com/files/154124/GNU-patch-Command-Injection-Directory-Traversal.html
https://security.gentoo.org/glsa/201908-22 vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SVWWGISFWACROJJPVJJL4UBLVZ7LPOLT/ vendor advisory
https://security.netapp.com/advisory/ntap-20190828-0001/
https://github.com/irsl/gnu-patch-vulnerabilities
https://access.redhat.com/errata/RHSA-2019:2798 vendor advisory
https://access.redhat.com/errata/RHSA-2019:2964 vendor advisory
https://access.redhat.com/errata/RHSA-2019:3757 vendor advisory
https://access.redhat.com/errata/RHSA-2019:3758 vendor advisory
https://access.redhat.com/errata/RHSA-2019:4061 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-13638?
CVE-2019-13638 has been scored as a high severity vulnerability.
How to fix CVE-2019-13638?
To fix CVE-2019-13638, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-13638 being actively exploited in the wild?
It is possible that CVE-2019-13638 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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