Out-of-bounds Read in Openvswitch
CVE-2022-4337
An out-of-bounds read in Organization Specific TLV was found in various versions of OpenvSwitch.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.013 (69.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 69.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000
Affected products
- Openvswitch
- Debian Linux — versions 11.0
- Openvswitch — versions openvswitch 3.0.3, openvswitch 2.17.5, openvswitch 2.16.6, openvswitch 2.15.7, openvswitch 2.14.8, openvswitch 2.13.10
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.openwall.com/lists/oss-security/2022/12/21/4 (Mailing List, Third Party Advisory)
- mail.openvswitch.org/pipermail/ovs-dev/2022-December/400596.html (Patch, Mailing List, Vendor Advisory)
- github.com/openvswitch/ovs/pull/405 (Patch, Third Party Advisory)
- www.debian.org/security/2023/dsa-5319 (vendor-advisory, Third Party Advisory)
- security.gentoo.org/glsa/202311-16 (vendor-advisory)
Frequently asked questions
- What is CVE-2022-4337?
- CVE-2022-4337 is a critical-severity vulnerability in Openvswitch, classified under Out-of-bounds Read. CVSS score: 9.8/10. Published 2023-01-10.
- How severe is CVE-2022-4337?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2022-4337 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.