VulnerabilityModified
CVE-2023-22899
Zip4j through 2.11.2, as used in Threema and other products, does not always check the MAC when decrypting a ZIP archive.
MEDIUM 5.9EPSS 0.62%
Does this matter?
Lower severity and a low EPSS score (0.62%). Track it; it rarely justifies an emergency change on its own.
Description
Zip4j through 2.11.2, as used in Threema and other products, does not always check the MAC when decrypting a ZIP archive.
- CVSS 3.1
- 5.9 MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 0.62% probability · 48th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-346
- Affected
- zip4j project/zip4j
- Source
- cve@mitre.org
References
- https://breakingthe3ma.appThird Party Advisory
- https://breakingthe3ma.app/files/Threema-PST22.pdfExploit, Technical Description, Third Party Advisory
- https://github.com/srikanth-lingala/zip4j/issues/485Exploit, Issue Tracking, Patch, Third Party Advisory
- https://github.com/srikanth-lingala/zip4j/releasesRelease Notes, Third Party Advisory
- https://news.ycombinator.com/item?id=34316206Third Party Advisory
- https://threema.ch/en/blog/posts/news-alleged-weaknesses-statementVendor Advisory
- https://breakingthe3ma.appThird Party Advisory
- https://breakingthe3ma.app/files/Threema-PST22.pdfExploit, Technical Description, Third Party Advisory
- https://github.com/srikanth-lingala/zip4j/issues/485Exploit, Issue Tracking, Patch, Third Party Advisory
- https://github.com/srikanth-lingala/zip4j/releasesRelease Notes, Third Party Advisory
- https://news.ycombinator.com/item?id=34316206Third Party Advisory
- https://threema.ch/en/blog/posts/news-alleged-weaknesses-statementVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.