CVE-2002-20002
CVE-2002-20002 is a medium-severity vulnerability with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-338.
Key facts
- Severity: Medium (CVSS 3.x base score 5.4)
- EPSS exploit prediction: 0% (22nd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2002-2426
- Weakness: CWE-338
- Published:
- Last modified:
Description
The Net::EasyTCP package before 0.15 for Perl always uses Perl's builtin rand(), which is not a strong random number generator, for cryptographic keys.
Frequently asked questions
- What is CVE-2002-20002?
- The Net::EasyTCP package before 0.15 for Perl always uses Perl's builtin rand(), which is not a strong random number generator, for cryptographic keys.
- How severe is CVE-2002-20002?
- CVE-2002-20002 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2002-20002 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2002-20002?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2002-20002 have an EU (EUVD) identifier?
- Yes. CVE-2002-20002 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2002-2426.
- When was CVE-2002-20002 published?
- CVE-2002-20002 was published on 2025-01-02 and last updated on 2026-06-16.
References
- https://github.com/briandfoy/cpan-security-advisory/issues/184
- https://metacpan.org/release/MNAGUIB/EasyTCP-0.15/view/EasyTCP.pm
- https://metacpan.org/release/MNAGUIB/EasyTCP-0.26/changes
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- CVE-2025-40926 — Critical (CVSS 9.8): Plack::Middleware::Session::Simple versions before 0.05 for Perl generates session ids insecurely. The default session…
- CVE-2026-2439 — Critical (CVSS 9.8): Concierge::Sessions versions from 0.8.1 before 0.8.5 for Perl generate insecure session ids. The generate_session_id…
- CVE-2025-15578 — Critical (CVSS 9.8): Maypole versions from 2.10 through 2.13 for Perl generates session ids insecurely. The session id is seeded with the…