CVE Vulnerability

CVE-2021-37587

In Charm 0.43, any single user can decrypt DAC-MACS or MA-ABE-YJ14 data.

4 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://www2.hci.uni-hannover.de/papers/Tan2019.pdf Technical Description Third Party Advisory
https://github.com/JHUISI/charm/issues/276 Issue Tracking Third Party Advisory
https://jhuisi.github.io/charm/charm/schemes/abenc/abenc_dacmacs_yj14.html Third Party Advisory
https://jhuisi.github.io/charm/_modules/abenc_maabe_yj14.html Patch Third Party Advisory
https://eprint.iacr.org/2020/460 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:jhu:charm:0.43:*:*:*:*:*:*:*
Information

Published : 2021-07-30 02:15

Updated : 2022-07-12 05:42

NVD link : CVE-2021-37587

Mitre link : CVE-2021-37587

Products Affected
No products.
CWE
CWE-327