CVE-2021-37587
MEDIUMCharm 0.43 - Use of a Broken or Risky Cryptographic Algorithm
Title source: llmDescription
In Charm 0.43, any single user can decrypt DAC-MACS or MA-ABE-YJ14 data.
References (5)
Core 5
Core References
Issue Tracking, Third Party Advisory x_refsource_misc
https://github.com/JHUISI/charm/issues/276
Third Party Advisory x_refsource_misc
https://jhuisi.github.io/charm/charm/schemes/abenc/abenc_dacmacs_yj14.html
Patch, Third Party Advisory x_refsource_misc
https://jhuisi.github.io/charm/_modules/abenc_maabe_yj14.html
Third Party Advisory x_refsource_misc
https://eprint.iacr.org/2020/460
Technical Description, Third Party Advisory x_refsource_misc
https://www2.hci.uni-hannover.de/papers/Tan2019.pdf
Scores
CVSS v3
6.5
EPSS
0.0082
EPSS Percentile
52.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Details
CWE
CWE-327
Status
published
Products (1)
jhu/charm
0.43
Published
Jul 30, 2021
Tracked Since
Feb 18, 2026