Back
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…
- 5.8MediumCVSS base score
- 2.0%Exploitation in 30 daysEPSS · top 20% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By redhat
- 19 days later
· 19 days later
Published
- 13 years later
· 13 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.8 | AV:N/AC:M/Au:N/C:P/I:P/A:N |
- EPSS (exploitation in 30 days)
- 2.0% · top 20% of all CVEs (10 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.8.
Affected products
n/a
- affected n/a
References
7
- 49928 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- [oss-security] 20111005 Re: CVE Request -- perl-Crypt-DSA -- Cryptographically insecure method used for random numbers generation on systems without /dev/random (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 76025 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- https://rt.cpan.org/Public/Bug/Display.html?id=71421 (opens in a new tab)x_refsource_MISCx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=743567 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20111005 CVE Request -- perl-Crypt-DSA -- Cryptographically insecure method used for random numbers generation on systems without /dev/random (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 46275 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2011-3558 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2011-3599)Record last updated .