CVE-2022-27239
HIGHCVSS 7.8/10EPSS 0.56%
Last modified
CVE-2022-27239 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. In cifs-utils through 6.14, a stack-based buffer overflow when parsing the mount.cifs ip= command-line argument could lead to local attackers gaining root privileges.. EPSS estimates a 0.56% chance of exploitation in the next 30 days.
Description
In cifs-utils through 6.14, a stack-based buffer overflow when parsing the mount.cifs ip= command-line argument could lead to local attackers gaining root privileges.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Samba | Cifs-Utils | < 6.15 | — |
| Debian | Debian Linux | 9.0 | — |
| Debian | Debian Linux | 10.0 | — |
| Debian | Debian Linux | 11.0 | — |
| Suse | Caas Platform | 4.0 | — |
| Suse | Enterprise Storage | 6.0 | — |
| Suse | Enterprise Storage | 7.0 | — |
| Suse | Linux Enterprise Point Of Service | 11.0 | Sp3 |
| Suse | Linux Enterprise Storage | 7.1 | — |
| Suse | Manager Proxy | 4.1 | — |
| Suse | Manager Proxy | 4.2 | — |
| Suse | Manager Proxy | 4.3 | — |
| Suse | Manager Retail Branch Server | 4.1 | — |
| Suse | Manager Retail Branch Server | 4.2 | — |
| Suse | Manager Retail Branch Server | 4.3 | — |
| Suse | Manager Server | 4.1 | — |
| Suse | Manager Server | 4.2 | — |
| Suse | Manager Server | 4.3 | — |
| Suse | Openstack Cloud | 8.0 | — |
| Suse | Openstack Cloud | 9.0 | — |
| Suse | Openstack Cloud Crowbar | 8.0 | — |
| Suse | Openstack Cloud Crowbar | 9.0 | — |
| Suse | Linux Enterprise Desktop | 15 | Sp3 |
| Suse | Linux Enterprise High Performance Computing | 12.0 | Sp5 |
| Suse | Linux Enterprise High Performance Computing | 15.0 | — |
| Suse | Linux Enterprise Micro | 5.2 | — |
| Suse | Linux Enterprise Real Time | 15.0 | Sp2 |
| Suse | Linux Enterprise Server | 11 | Sp3 |
| Suse | Linux Enterprise Server | 12 | Sp2 |
| Suse | Linux Enterprise Server | 15 | — |
| Suse | Linux Enterprise Software Development Kit | 12 | Sp5 |
| Hp | Helion Openstack | 8.0 | — |
| Fedoraproject | Fedora | 34 | — |
| Fedoraproject | Fedora | 35 | — |
| Fedoraproject | Fedora | 36 | — |
References
- http://wiki.robotz.com/index.php/Linux_CIFS_Utils_and_SambaThird Party Advisory
- https://bugzilla.samba.org/show_bug.cgi?id=15025Issue Tracking, Permissions Required, Vendor Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=1197216Issue Tracking, Patch, Third Party Advisory
- https://github.com/piastry/cifs-utils/pull/7Issue Tracking, Patch, Third Party Advisory
- https://github.com/piastry/cifs-utils/pull/7/commits/955fb147e97a6a74e1aaa65766de91e2c1479765Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/05/msg00020.htmlMailing List, Third Party Advisory
- https://www.debian.org/security/2022/dsa-5157Third Party Advisory
- http://wiki.robotz.com/index.php/Linux_CIFS_Utils_and_SambaThird Party Advisory
- https://bugzilla.samba.org/show_bug.cgi?id=15025Issue Tracking, Permissions Required, Vendor Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=1197216Issue Tracking, Patch, Third Party Advisory
- https://github.com/piastry/cifs-utils/pull/7Issue Tracking, Patch, Third Party Advisory
- https://github.com/piastry/cifs-utils/pull/7/commits/955fb147e97a6a74e1aaa65766de91e2c1479765Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/05/msg00020.htmlMailing List, Third Party Advisory
- https://www.debian.org/security/2022/dsa-5157Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-27239?
In cifs-utils through 6.14, a stack-based buffer overflow when parsing the mount.cifs ip= command-line argument could lead to local attackers gaining root privileges.
How severe is CVE-2022-27239?
CVE-2022-27239 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.56% probability of exploitation in the next 30 days.
How do I fix CVE-2022-27239?
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-2022-27239?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST