Privilege escalation in Linux Kernel
CVE-2022-31676
VMware Tools (12.0.0, 11.x.y and 10.x.y) contains a local privilege escalation vulnerability. A malicious actor with local non-administrative access to the Guest OS can escalate privileges as a root user in the virtual machine.
Vulnerability class: Privilege Escalation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (45.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 45.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
Affected products
- Linux Kernel
- Microsoft Windows
- NetApp Ontap Select Deploy Administration Utility
- VMware Tools
- Debian Linux — versions 10.0, 11.0
- Fedoraproject Fedora — versions 36, 37
- VMware Tools — versions VMware Tools (12.0.0, 11.x.y and 10.x.y)
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.vmware.com/security/advisories/VMSA-2022-0024.html (Release Notes, Vendor Advisory)
- www.openwall.com/lists/oss-security/2022/08/23/3 (mailing-list, Patch, Mailing List, Third Party Advisory, Release Notes)
- www.debian.org/security/2022/dsa-5215 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2022/08/msg00013.html (mailing-list, Mailing List, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- security.netapp.com/advisory/ntap-20221017-0003/ (Third Party Advisory)
- security.gentoo.org/glsa/202210-27 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-31676?
- CVE-2022-31676 is a high-severity vulnerability in Linux Kernel, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2022-08-23.
- How severe is CVE-2022-31676?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2022-31676 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.