VulnerabilityModified
CVE-2021-37587
In Charm 0.43, any single user can decrypt DAC-MACS or MA-ABE-YJ14 data.
MEDIUM 6.5EPSS 0.82%
Does this matter?
Lower severity and a low EPSS score (0.82%). Track it; it rarely justifies an emergency change on its own.
Description
In Charm 0.43, any single user can decrypt DAC-MACS or MA-ABE-YJ14 data.
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 0.82% probability · 55th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-327
- Affected
- jhu/charm
- Source
- cve@mitre.org
References
- https://eprint.iacr.org/2020/460Third Party Advisory
- https://github.com/JHUISI/charm/issues/276Issue Tracking, Third Party Advisory
- https://jhuisi.github.io/charm/_modules/abenc_maabe_yj14.htmlPatch, Third Party Advisory
- https://jhuisi.github.io/charm/charm/schemes/abenc/abenc_dacmacs_yj14.htmlThird Party Advisory
- https://www2.hci.uni-hannover.de/papers/Tan2019.pdfTechnical Description, Third Party Advisory
- https://eprint.iacr.org/2020/460Third Party Advisory
- https://github.com/JHUISI/charm/issues/276Issue Tracking, Third Party Advisory
- https://jhuisi.github.io/charm/_modules/abenc_maabe_yj14.htmlPatch, Third Party Advisory
- https://jhuisi.github.io/charm/charm/schemes/abenc/abenc_dacmacs_yj14.htmlThird Party Advisory
- https://www2.hci.uni-hannover.de/papers/Tan2019.pdfTechnical Description, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.