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CVE-2021-37588

Date: July 27, 2021

In Charm 0.43, any two users can collude to achieve the ability to decrypt YCT14 data.

Language: C

Severity Score

5.9

Related Resources (6)

Url: https://eprint.iacr.org/2020/460

Url: https://github.com/JHUISI/charm/issues/276

Url: https://github.com/JHUISI/charm/blob/dev/charm/schemes/abenc/abenc_yct14.py

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-37588

Url: https://www2.hci.uni-hannover.de/papers/Tan2019.pdf

Url: https://www.mend.io/vulnerability-database/CVE-2021-37588

Severity Score

5.9

Weakness Type (CWE)

Inadequate Encryption Strength

CWE-326

Use of a Broken or Risky Cryptographic Algorithm

CWE-327

CVSS v3.1

Base Score:	5.9
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	HIGH
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	NONE
Availability (A):	NONE

CVSS v2

Base Score:	4.3
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	NONE
Availability (A):	NONE
Additional information:

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