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CVE-2008-2664

7.8 · HIGH

The rb_str_format function in Ruby 1.8.4 and earlier, 1.8.5 before 1.8.5-p231, 1.8.6 before 1.8.6-p230, 1.8.7 before 1.8.7-p22, and 1.9.0 before 1.9.0-2 allows context-dependent attackers to trigge…

Published Jun 24, 2008ruby-langCWE-399EPSS 4.28%

Overview

CVE-2008-2664 is a high-severity vulnerability affecting ruby-lang ruby. It was published on June 24, 2008 and has a CVSS 2.0 base score of 7.8 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The rb_str_format function in Ruby 1.8.4 and earlier, 1.8.5 before 1.8.5-p231, 1.8.6 before 1.8.6-p230, 1.8.7 before 1.8.7-p22, and 1.9.0 before 1.9.0-2 allows context-dependent attackers to trigger memory corruption via unspecified vectors related to alloca, a different issue than CVE-2008-2662, CVE-2008-2663, and CVE-2008-2725. NOTE: as of 20080624, there has been inconsistent usage of multiple CVE identifiers related to Ruby. The CVE description should be regarded as authoritative, although it is likely to change.

Remediation

Check the references section for vendor advisories and patches from ruby-lang. Update ruby to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
ruby-langruby0Affected

References

Refblog.phusion.nl/2008/06/23/ruby-186-p230187-broke-your-app-ruby-enterprise-edition-to-the-rescue/Reflists.apple.com/archives/security-announce/2008//Jun/msg00002.htmlReflists.opensuse.org/opensuse-security-announce/2008-08/msg00006.htmlRefsecunia.com/advisories/30802Refsecunia.com/advisories/30831Refsecunia.com/advisories/30867Refsecunia.com/advisories/30875Refsecunia.com/advisories/30894Refsecunia.com/advisories/31062Refsecunia.com/advisories/31090

How CyberStrike helps

Frequently asked questions

What is CVE-2008-2664?

CVE-2008-2664 is a high-severity vulnerability affecting ruby-lang ruby. It was published on June 24, 2008 and has a CVSS 2.0 base score of 7.8 (HIGH).

How severe is CVE-2008-2664?

This vulnerability has a CVSS 2.0 base score of 7.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2008-2664?

Check the references section for vendor advisories and patches from ruby-lang. Update ruby to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2008-2664?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2008-2664 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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