CVE-2023-27320

Name: CVE-2023-27320
Creator: NVD / NIST
Published: 2023-02-28T18:15:10.547+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.2/10EPSS 1.66%

Last modified Jun 17, 2026

CVE-2023-27320 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. Sudo before 1.9.13p2 has a double free in the per-command chroot feature.. EPSS estimates a 1.66% chance of exploitation in the next 30 days.

Description

Sudo before 1.9.13p2 has a double free in the per-command chroot feature.

Metrics

CVSS 3.1

7.2/10

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

EPSS Probability

1.66%

73.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Sudo Project	Sudo	>= 1.9.8, < 1.9.13
Sudo Project	Sudo	1.9.13
Fedoraproject	Fedora	36
Fedoraproject	Fedora	37
Fedoraproject	Fedora	38

References

http://www.openwall.com/lists/oss-security/2023/03/01/8Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/332KN4QI6QXB7NI7SWSJ2EQJKWIILFN6/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FPLXMRAMXC3BYL4DNKVTK3V6JDMUXZ7B/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X6VW24YGXJYI4NZ5HZPQCF4MCE7766AU/
https://security.gentoo.org/glsa/202309-12Third Party Advisory
https://security.netapp.com/advisory/ntap-20230413-0009/Third Party Advisory
https://www.openwall.com/lists/oss-security/2023/02/28/1Exploit, Mailing List, Third Party Advisory
https://www.sudo.ws/releases/stable/#1.9.13p2Release Notes
http://www.openwall.com/lists/oss-security/2023/03/01/8Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/332KN4QI6QXB7NI7SWSJ2EQJKWIILFN6/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FPLXMRAMXC3BYL4DNKVTK3V6JDMUXZ7B/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X6VW24YGXJYI4NZ5HZPQCF4MCE7766AU/
https://security.gentoo.org/glsa/202309-12Third Party Advisory
https://security.netapp.com/advisory/ntap-20230413-0009/Third Party Advisory
https://www.openwall.com/lists/oss-security/2023/02/28/1Exploit, Mailing List, Third Party Advisory
https://www.sudo.ws/releases/stable/#1.9.13p2Release Notes

Timeline

Published: Feb 28, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-27320?

Sudo before 1.9.13p2 has a double free in the per-command chroot feature.

How severe is CVE-2023-27320?

CVE-2023-27320 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 1.66% probability of exploitation in the next 30 days.

How do I fix CVE-2023-27320?

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-2023-27320?

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

Scan your code now

Source: NVD / NIST