Vulnerability · Published Dec 13, 2021 · Assigned by mitre
CVE-2020-16155
Medium 6.5
In plain English
A medium-severity security flaw in the libcpan-checksums-perl package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 63% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)6.5Medium
Exploit odds (30 days)1.0%top 37.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
The CPAN::Checksums package 2.12 for Perl does not uniquely define signed data.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | libcpan-checksums-perl | 2.13-1 | DEBIAN-CVE-2020-16155 |
| Debian:13 | libcpan-checksums-perl | 2.13-1 | DEBIAN-CVE-2020-16155 |
| Debian:14 | libcpan-checksums-perl | 2.13-1 | DEBIAN-CVE-2020-16155 |
| Ubuntu:22.04:LTS | libcpan-checksums-perl | no fix listed | UBUNTU-CVE-2020-16155 |
| Ubuntu:24.04:LTS | libcpan-checksums-perl | no fix listed | UBUNTU-CVE-2020-16155 |
| Ubuntu:25.10 | libcpan-checksums-perl | no fix listed | UBUNTU-CVE-2020-16155 |
| Ubuntu:26.04:LTS | libcpan-checksums-perl | no fix listed | UBUNTU-CVE-2020-16155 |
| Ubuntu:26.10 | libcpan-checksums-perl | no fix listed | UBUNTU-CVE-2020-16155 |
Affected products (as reported)
References
- https://metacpan.org/pod/CPAN::Checksums x_refsource_MISC
- https://blog.hackeriet.no/cpan-signature-verification-vulnerabilities/ x_refsource_MISC