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.
Affected products
- adam_kennedy / crypt-dsa1.17
- adam_kennedy / crypt-dsa0.01 – 0.01
- adam_kennedy / crypt-dsa0.02 – 0.02
- adam_kennedy / crypt-dsa0.03 – 0.03
- adam_kennedy / crypt-dsa0.10 – 0.10
- adam_kennedy / crypt-dsa0.11 – 0.11
- adam_kennedy / crypt-dsa0.12 – 0.12
- adam_kennedy / crypt-dsa0.13 – 0.13
- adam_kennedy / crypt-dsa0.14 – 0.14
- adam_kennedy / crypt-dsa0.15_01 – 0.15_01
- adam_kennedy / crypt-dsa1.16 – 1.16
References
- MISChttp://www.securityfocus.com/bid/49928
- MAILING_LISThttp://www.openwall.com/lists/oss-security/2011/10/05/9
- MISChttp://osvdb.org/76025
- MISChttps://rt.cpan.org/Public/Bug/Display.html?id=71421
- MISChttps://bugzilla.redhat.com/show_bug.cgi?id=743567
- MAILING_LISThttp://www.openwall.com/lists/oss-security/2011/10/05/5
- VENDOR_ADVISORYhttp://secunia.com/advisories/46275