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CVE-2003-1376

4.6 · MEDIUM

WinZip 8.0 uses weak random number generation for password protected ZIP files, which allows local users to brute force the encryption keys and extract the data from the zip file by guessing the st…

Published Dec 31, 2003winzipCWE-255EPSS 0.24%

Overview

CVE-2003-1376 is a medium-severity vulnerability affecting winzip winzip. It was published on December 31, 2003 and has a CVSS 2.0 base score of 4.6 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.6, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

WinZip 8.0 uses weak random number generation for password protected ZIP files, which allows local users to brute force the encryption keys and extract the data from the zip file by guessing the state of the stream coder.

Remediation

Check the references section for vendor advisories and patches from winzip. Update winzip 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

References

Refsecurityreason.com/securityalert/3265Refwww.securityfocus.com/archive/1/311059Refwww.securityfocus.com/bid/6805Refexchange.xforce.ibmcloud.com/vulnerabilities/11296Refsecurityreason.com/securityalert/3265Refwww.securityfocus.com/archive/1/311059Refwww.securityfocus.com/bid/6805Refexchange.xforce.ibmcloud.com/vulnerabilities/11296

How CyberStrike helps

Frequently asked questions

What is CVE-2003-1376?

CVE-2003-1376 is a medium-severity vulnerability affecting winzip winzip. It was published on December 31, 2003 and has a CVSS 2.0 base score of 4.6 (MEDIUM).

How severe is CVE-2003-1376?

This vulnerability has a CVSS 2.0 base score of 4.6, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2003-1376?

Check the references section for vendor advisories and patches from winzip. Update winzip 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-2003-1376?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2003-1376 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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