CVE-2020-16156
HIGHCVSS 7.8/10EPSS 0.79%
Last modified
CVE-2020-16156 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. CPAN 2.28 allows Signature Verification Bypass.. EPSS estimates a 0.79% chance of exploitation in the next 30 days.
Description
CPAN 2.28 allows Signature Verification Bypass.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Perl | Comprehensive Perl Archive Network | 2.28 |
| Fedoraproject | Fedora | 34 |
| Fedoraproject | Fedora | 35 |
References
- http://blogs.perl.org/users/neilb/2021/11/addressing-cpan-vulnerabilities-related-to-checksums.htmlExploit, Third Party Advisory
- https://blog.hackeriet.no/cpan-signature-verification-vulnerabilities/Exploit, Third Party Advisory
- https://metacpan.org/pod/distribution/CPAN/scripts/cpanProduct, Third Party Advisory
- http://blogs.perl.org/users/neilb/2021/11/addressing-cpan-vulnerabilities-related-to-checksums.htmlExploit, Third Party Advisory
- https://blog.hackeriet.no/cpan-signature-verification-vulnerabilities/Exploit, Third Party Advisory
- https://metacpan.org/pod/distribution/CPAN/scripts/cpanProduct, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-16156?
CPAN 2.28 allows Signature Verification Bypass.
How severe is CVE-2020-16156?
CVE-2020-16156 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.79% probability of exploitation in the next 30 days.
How do I fix CVE-2020-16156?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2020-16156?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST