CVE-2020-16162

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
** DISPUTED ** An issue was discovered in RIPE NCC RPKI Validator 3.x through 3.1-2020.07.06.14.28. Missing validation checks on CRL presence or CRL staleness in the X509-based RPKI certificate-tree validation procedure allow remote attackers to bypass intended access restrictions by using revoked certificates. NOTE: there may be counterarguments related to backwards compatibility.
Overview
  • CVE ID
  • CVE-2020-16162
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-07-30T16:15:11
  • Last Modified Date
  • 2020-08-06T19:33:19
Weakness Enumerations
CWE URL
CWE-295 http://cwe.mitre.org/data/definitions/295.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:ripe:rpki_validator_3:*:*:*:*:*:*:*:* 1 OR 3.0 3.1-2020.07.06.14.28
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:P/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://github.com/RIPE-NCC/rpki-validator-3/issues/232 Third Party Advisory
https://github.com/RIPE-NCC/rpki-validator-3/issues/162 Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-16162
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16162
History
Created Old Value New Value Data Type Notes
2022-05-10 17:25:10 Added to TrackCVE
2022-12-04 20:29:14 2020-07-30T16:15Z 2020-07-30T16:15:11 CVE Published Date updated
2022-12-04 20:29:14 2020-08-06T19:33:19 CVE Modified Date updated
2022-12-04 20:29:14 Analyzed Vulnerability Status updated