What’s Vulnerable › Vulnerabilities
CVE-2021-37587
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.8% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2021-07-30 · updated 2026-06-17
- Weakness: CWE-327
Description
In Charm 0.43, any single user can decrypt DAC-MACS or MA-ABE-YJ14 data.
Affected products
- Jhu Charm: 0.43
References
- https://eprint.iacr.org/2020/460
- https://github.com/JHUISI/charm/issues/276
- https://jhuisi.github.io/charm/_modules/abenc_maabe_yj14.html
- https://jhuisi.github.io/charm/charm/schemes/abenc/abenc_dacmacs_yj14.html
- https://www2.hci.uni-hannover.de/papers/Tan2019.pdf
- https://eprint.iacr.org/2020/460
- https://github.com/JHUISI/charm/issues/276
- https://jhuisi.github.io/charm/_modules/abenc_maabe_yj14.html
- https://jhuisi.github.io/charm/charm/schemes/abenc/abenc_dacmacs_yj14.html
- https://www2.hci.uni-hannover.de/papers/Tan2019.pdf
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