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CVE-2003-1376
WinZip 8.0 uses weak random number generation for password protected ZIP files, which allows local users to brute force the encryption…
Medium4.6EPSS 0.24%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.6 | AV:L/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 0.24% · top 85% of all CVEs (2 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.6.
Weakness
Affected products
n/a
- affected n/a
References (4)
- 20030208 Yet another plaintext attack to ZIP encryption scheme. (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 6805 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- winzip-pkzip-weak-encryption(11296) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 3265 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .