CVE-2020-28951

CVSS V2 High 10 CVSS V3 Critical 9.8
Description
libuci in OpenWrt before 18.06.9 and 19.x before 19.07.5 may encounter a use after free when using malicious package names. This is related to uci_parse_package in file.c and uci_strdup in util.c.
Overview
  • CVE ID
  • CVE-2020-28951
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-11-19T19:15:12
  • Last Modified Date
  • 2020-12-02T18:57:49
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:openwrt:openwrt:*:*:*:*:*:*:*:* 1 OR 18.06.9
cpe:2.3:a:openwrt:openwrt:*:*:*:*:*:*:*:* 1 OR 19.07.0 19.07.5
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:C/I:C/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 10
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://git.openwrt.org/?p=project/uci.git;a=commit;h=a3e650911f5e6f67dcff09974df3775dfd615da6 Patch Vendor Advisory
https://git.openwrt.org/?p=openwrt/openwrt.git;a=log;h=refs/tags/v18.06.9 Patch Vendor Advisory
https://git.openwrt.org/?p=openwrt/openwrt.git;a=commit;h=5625f5bc36954d644cb80adf8de47854c65d91c3 Patch Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-28951
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28951
History
Created Old Value New Value Data Type Notes
2022-05-10 07:31:37 Added to TrackCVE
2022-12-05 17:06:26 2020-11-19T19:15Z 2020-11-19T19:15:12 CVE Published Date updated
2022-12-05 17:06:26 2020-12-02T18:57:49 CVE Modified Date updated
2022-12-05 17:06:26 Analyzed Vulnerability Status updated