CVE-2020-16156

Published: Dic 13, 2021 Last Modified: Nov 03, 2025 EU-VD ID: EUVD-2020-8122 Aliases: GSD-2020-16156
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 7,8
Attack Vector: local
Attack Complexity: low
Privileges Required: none
User Interaction: required
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
MEDIUM 6,8
Access Vector: network
Access Complexity: medium
Authentication: none
Confidentiality: partial
Integrity: partial
Availability: partial

Description

AI Translation Available

CPAN 2.28 allows Signature Verification Bypass.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0002
Percentile
0,0th
Updated

EPSS Score Trend (Last 90 Days)

347

Improper Verification of Cryptographic Signature

Draft
Common Consequences
Security Scopes Affected:
Access Control Integrity Confidentiality
Potential Impacts:
Gain Privileges Or Assume Identity Modify Application Data Execute Unauthorized Code Or Commands
Applicable Platforms
All platforms may be affected
View CWE Details
Application

Comprehensive Perl Archive Network by Perl

cpe:2.3:a:perl:comprehensive_perl_archive_network:2.28:trial:*:*:*:perl:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Comprehensive Perl Archive Network by Perl

cpe:2.3:a:perl:comprehensive_perl_archive_network:2.28:-:*:*:*:perl:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Fedora by Fedoraproject

cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Fedora by Fedoraproject

cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
http://blogs.perl.org/users/neilb/2021/11/addressing-cpan-vulnerabilities-relat…
https://blog.hackeriet.no/cpan-signature-verification-vulnerabilities/
https://lists.debian.org/debian-lts-announce/2024/10/msg00017.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://metacpan.org/pod/distribution/CPAN/scripts/cpan
http://blogs.perl.org/users/neilb/2021/11/addressing-cpan-vulnerabilities-relat…
https://blog.hackeriet.no/cpan-signature-verification-vulnerabilities/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://metacpan.org/pod/distribution/CPAN/scripts/cpan