CVE-2011-3009 Weak cryptography in n/a

What is CVE-2011-3009?

CVE-2011-3009 is a medium-severity vulnerability in Ruby-Lang Ruby, published on 5 Aug 2011. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Ruby before 1.8.6-p114 does not reset the random seed upon forking, which makes it easier for context-dependent attackers to predict the values of random numbers by leveraging knowledge of the number sequence obtained in a different child process, a related issue to CVE-2003-0900.

Weakness: CWE-310

Which versions are affected by CVE-2011-3009?

It affects 1 product.

Products include Ruby-Lang Ruby.

How do I fix CVE-2011-3009?

Upgrade to a fixed version.

Is CVE-2011-3009 being exploited?

There is no known exploitation of CVE-2011-3009 in the wild and no public exploit code.

Other vulnerabilities in Ruby-Lang Ruby

• CVE-2009-4124 Memory corruption in n/a Critical 10.0
• CVE-2022-28738 Use after free in n/a Critical 9.8
• CVE-2011-4121 Weak cryptography in OpenSSL extension of Ruby (Git trunk) Critical 9.8
• CVE-2017-17790 Command injection in n/a Critical 9.8
• CVE-2017-11465 Memory corruption in n/a Critical 9.8

All Ruby-Lang Ruby vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-mg6g-jwh6-pwjf.