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CVE-2020-16162

HIGH
7.5
CVSS Score
Published: July 30, 2020 at 03:16 PM UTC
Updated: June 17, 2026 at 02:57 AM UTC
1 product affected across 1 vendorRpki Validator 3

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Severity
HIGH7.5
Exploit prediction
EPSS 0.7%

Description

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

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Rpki Validator 3· Ripe
95%
3.0 ≤ v ≤ 3.1-2020.07.06.14.28

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

x_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/RIPE-NCC/rpki-validator-3/issues/162
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/RIPE-NCC/rpki-validator-3/issues/232

CVSS

7.5HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-295

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