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NVD Vulnerability Details :
CVE-2020-16156
Modified
More InfoOfficial Page
Source-cve@mitre.org
View Known Exploited Vulnerability (KEV) details
Published At-13 Dec, 2021 | 18:15
Updated At-03 Nov, 2025 | 22:15

CPAN 2.28 allows Signature Verification Bypass.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.17.8HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary2.06.8MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:P
Type: Primary
Version: 3.1
Base score: 7.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Type: Primary
Version: 2.0
Base score: 6.8
Base severity: MEDIUM
Vector:
AV:N/AC:M/Au:N/C:P/I:P/A:P
CPE Matches
perl
perl
>>comprehensive_perl_archive_network>>2.28
cpe:2.3:a:perl:comprehensive_perl_archive_network:2.28:-:*:*:*:perl:*:*
perl
perl
>>comprehensive_perl_archive_network>>2.28
cpe:2.3:a:perl:comprehensive_perl_archive_network:2.28:trial:*:*:*:perl:*:*
Fedora Project
fedoraproject
>>fedora>>34
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
Fedora Project
fedoraproject
>>fedora>>35
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-347Primarynvd@nist.gov
CWE ID: CWE-347
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
http://blogs.perl.org/users/neilb/2021/11/addressing-cpan-vulnerabilities-related-to-checksums.htmlcve@mitre.org
Exploit
Third Party Advisory
https://blog.hackeriet.no/cpan-signature-verification-vulnerabilities/cve@mitre.org
Exploit
Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SD6RYOJII7HRJ6WVORFNVTYNOFY5JDXN/cve@mitre.org
N/A
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SZ32AJIV4RHJMLWLU5QULGKMMIHYOMDC/cve@mitre.org
N/A
https://metacpan.org/pod/distribution/CPAN/scripts/cpancve@mitre.org
Product
Third Party Advisory
http://blogs.perl.org/users/neilb/2021/11/addressing-cpan-vulnerabilities-related-to-checksums.htmlaf854a3a-2127-422b-91ae-364da2661108
Exploit
Third Party Advisory
https://blog.hackeriet.no/cpan-signature-verification-vulnerabilities/af854a3a-2127-422b-91ae-364da2661108
Exploit
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2024/10/msg00017.htmlaf854a3a-2127-422b-91ae-364da2661108
N/A
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SD6RYOJII7HRJ6WVORFNVTYNOFY5JDXN/af854a3a-2127-422b-91ae-364da2661108
N/A
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SZ32AJIV4RHJMLWLU5QULGKMMIHYOMDC/af854a3a-2127-422b-91ae-364da2661108
N/A
https://metacpan.org/pod/distribution/CPAN/scripts/cpanaf854a3a-2127-422b-91ae-364da2661108
Product
Third Party Advisory
Hyperlink: http://blogs.perl.org/users/neilb/2021/11/addressing-cpan-vulnerabilities-related-to-checksums.html
Source: cve@mitre.org
Resource:
Exploit
Third Party Advisory
Hyperlink: https://blog.hackeriet.no/cpan-signature-verification-vulnerabilities/
Source: cve@mitre.org
Resource:
Exploit
Third Party Advisory
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SD6RYOJII7HRJ6WVORFNVTYNOFY5JDXN/
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SZ32AJIV4RHJMLWLU5QULGKMMIHYOMDC/
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://metacpan.org/pod/distribution/CPAN/scripts/cpan
Source: cve@mitre.org
Resource:
Product
Third Party Advisory
Hyperlink: http://blogs.perl.org/users/neilb/2021/11/addressing-cpan-vulnerabilities-related-to-checksums.html
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Exploit
Third Party Advisory
Hyperlink: https://blog.hackeriet.no/cpan-signature-verification-vulnerabilities/
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Exploit
Third Party Advisory
Hyperlink: https://lists.debian.org/debian-lts-announce/2024/10/msg00017.html
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SD6RYOJII7HRJ6WVORFNVTYNOFY5JDXN/
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SZ32AJIV4RHJMLWLU5QULGKMMIHYOMDC/
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://metacpan.org/pod/distribution/CPAN/scripts/cpan
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Product
Third Party Advisory
Change History
0Changes found
Details not found