CVE-2019-19604

Name: CVE-2019-19604
Creator: NVD / NIST
Published: 2019-12-11T00:15:13.26+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 3.66%

Last modified Jun 17, 2026

CVE-2019-19604 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Arbitrary command execution is possible in Git before 2.20.2, 2.21.x before 2.21.1, 2.22.x before 2.22.2, 2.23.x before 2.23.1, and 2.24.x before 2.24.1 because a "git submodule update" operation can run commands found in the .gitmodules file of a malicious repository.. EPSS estimates a 3.66% chance of exploitation in the next 30 days.

Description

Arbitrary command execution is possible in Git before 2.20.2, 2.21.x before 2.21.1, 2.22.x before 2.22.2, 2.23.x before 2.23.1, and 2.24.x before 2.24.1 because a "git submodule update" operation can run commands found in the .gitmodules file of a malicious repository.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

3.66%

88.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Git-Scm	Git	< 2.20.0
Git-Scm	Git	>= 2.21.0, < 2.21.1
Git-Scm	Git	>= 2.22.0, < 2.22.2
Git-Scm	Git	>= 2.23.0, < 2.23.1
Git-Scm	Git	>= 2.24.0, < 2.24.1
Debian	Debian Linux	9.0
Debian	Debian Linux	10.0
Fedoraproject	Fedora	30
Fedoraproject	Fedora	31
Opensuse	Leap	15.1

References

http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00056.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00003.htmlMailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2019/12/13/1Mailing List, Third Party Advisory
https://gitlab.com/gitlab-com/gl-security/disclosures/blob/master/003_git_submodule/advisory.mdExploit, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HCYSSCA5ZTEP46SB4XRPSQGFV2L3NKMZ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N6UGTEOXWIYSM5KDZL74QD2GK6YQNQCP/
https://public-inbox.org/git/xmqqr21cqcn9.fsf%40gitster-ct.c.googlers.com/
https://raw.githubusercontent.com/git/git/master/Documentation/RelNotes/2.24.1.txtThird Party Advisory
https://security.gentoo.org/glsa/202003-30Third Party Advisory
https://www.debian.org/security/2019/dsa-4581Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00056.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00003.htmlMailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2019/12/13/1Mailing List, Third Party Advisory
https://gitlab.com/gitlab-com/gl-security/disclosures/blob/master/003_git_submodule/advisory.mdExploit, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HCYSSCA5ZTEP46SB4XRPSQGFV2L3NKMZ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N6UGTEOXWIYSM5KDZL74QD2GK6YQNQCP/
https://public-inbox.org/git/xmqqr21cqcn9.fsf%40gitster-ct.c.googlers.com/
https://raw.githubusercontent.com/git/git/master/Documentation/RelNotes/2.24.1.txtThird Party Advisory
https://security.gentoo.org/glsa/202003-30Third Party Advisory
https://www.debian.org/security/2019/dsa-4581Third Party Advisory

Timeline

Published: Dec 11, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-19604?

How severe is CVE-2019-19604?

CVE-2019-19604 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 3.66% probability of exploitation in the next 30 days.

How do I fix CVE-2019-19604?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-19604?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST