CVE-2021-36980

CVSS V2 Medium 4.3 CVSS V3 Medium 5.5
Description
Open vSwitch (aka openvswitch) 2.11.0 through 2.15.0 has a use-after-free in decode_NXAST_RAW_ENCAP (called from ofpact_decode and ofpacts_decode) during the decoding of a RAW_ENCAP action.
Overview
  • CVE ID
  • CVE-2021-36980
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-07-20T07:15:08
  • Last Modified Date
  • 2021-07-28T19:48:38
Weakness Enumerations
CWE URL
CWE-416 http://cwe.mitre.org/data/definitions/416.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:openvswitch:openvswitch:*:*:*:*:*:*:*:* 1 OR 2.11.0 2.15.0
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://github.com/openvswitch/ovs/commit/77cccc74deede443e8b9102299efc869a52b65b2 Patch Third Party Advisory
https://github.com/openvswitch/ovs/commit/65c61b0c23a0d474696d7b1cea522a5016a8aeb3 Patch Third Party Advisory
https://github.com/openvswitch/ovs/commit/38744b1bcb022c611712527f039722115300f58f Patch Third Party Advisory
https://github.com/openvswitch/ovs/commit/6d67310f4d2524b466b98f05ebccc1add1e8cf35 Patch Third Party Advisory
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/openvswitch/OSV-2020-2197.yaml Third Party Advisory
https://github.com/openvswitch/ovs/commit/8ce8dc34b5f73b30ce0c1869af9947013c3c6575 Patch Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27851 Patch Third Party Advisory
https://github.com/openvswitch/ovs/commit/9926637a80d0d243dbf9c49761046895e9d1a8e2 Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-36980
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-36980
History
Created Old Value New Value Data Type Notes
2022-05-10 15:52:32 Added to TrackCVE
2022-12-05 06:29:09 2021-07-20T07:15Z 2021-07-20T07:15:08 CVE Published Date updated
2022-12-05 06:29:09 2021-07-28T19:48:38 CVE Modified Date updated
2022-12-05 06:29:09 Analyzed Vulnerability Status updated