CVE-2003-0255
10.0 · HIGHThe key validation code in GnuPG before 1.2.2 does not properly determine the validity of keys with multiple user IDs and assigns the greatest validity of the most valid user ID, which prevents Gnu…
Overview
CVE-2003-0255 is a high-severity vulnerability affecting gnu privacy_guard. It was published on May 27, 2003 and has a CVSS 2.0 base score of 10.0 (HIGH).
This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical description
The key validation code in GnuPG before 1.2.2 does not properly determine the validity of keys with multiple user IDs and assigns the greatest validity of the most valid user ID, which prevents GnuPG from warning the encrypting user when a user ID does not have a trusted path.
Remediation
Check the references section for vendor advisories and patches from gnu. Update privacy_guard 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
| Vendor | Product | Versions | Status |
|---|---|---|---|
| gnu | privacy_guard | 0 | Affected |
References
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Frequently asked questions
What is CVE-2003-0255?
CVE-2003-0255 is a high-severity vulnerability affecting gnu privacy_guard. It was published on May 27, 2003 and has a CVSS 2.0 base score of 10.0 (HIGH).
How severe is CVE-2003-0255?
This vulnerability has a CVSS 2.0 base score of 10.0, 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-2003-0255?
Check the references section for vendor advisories and patches from gnu. Update privacy_guard 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-2003-0255?
CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2003-0255 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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