CVE-2011-3599

CVE-2011-3599 is a medium-severity vulnerability in Adam Kennedy Crypt-dsa with a CVSS 2.0 base score of 5.8. 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-310.

Key facts

Description

The Crypt::DSA (aka Crypt-DSA) module 1.17 and earlier for Perl, when /dev/random is absent, uses the Data::Random module, which makes it easier for remote attackers to spoof a signature, or determine the signing key of a signed message, via a brute-force attack.

Frequently asked questions

What is CVE-2011-3599?
The Crypt::DSA (aka Crypt-DSA) module 1.17 and earlier for Perl, when /dev/random is absent, uses the Data::Random module, which makes it easier for remote attackers to spoof a signature, or determine the signing key of a signed message, via a brute-force attack.
How severe is CVE-2011-3599?
CVE-2011-3599 has a CVSS 2.0 base score of 5.8, rated medium severity.
Is CVE-2011-3599 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-3599?
CVE-2011-3599 primarily affects Adam Kennedy Crypt-dsa. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-3599?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-3599 published?
CVE-2011-3599 was published on 2011-10-10 and last updated on 2026-06-16.

References

Affected products (11)

Other CWE-310 (Cryptographic Issues) vulnerabilities

Browse all CWE-310 (Cryptographic Issues) vulnerabilities →

Threat intelligence

Threat-intel indicators referencing this CVE: