CVE-2021-37588 — MEDIUM (5.9)

Vulnerability Description

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

CVSS Score

5.9

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Jhu	Charm	0.43

Related Weaknesses (CWE)

CWE-327

References

https://eprint.iacr.org/2020/460Third Party Advisory
https://github.com/JHUISI/charm/blob/dev/charm/schemes/abenc/abenc_yct14.pyThird Party Advisory
https://github.com/JHUISI/charm/issues/276Issue TrackingThird Party Advisory
https://www2.hci.uni-hannover.de/papers/Tan2019.pdfTechnical DescriptionThird Party Advisory
https://eprint.iacr.org/2020/460Third Party Advisory
https://github.com/JHUISI/charm/blob/dev/charm/schemes/abenc/abenc_yct14.pyThird Party Advisory
https://github.com/JHUISI/charm/issues/276Issue TrackingThird Party Advisory
https://www2.hci.uni-hannover.de/papers/Tan2019.pdfTechnical DescriptionThird Party Advisory

FAQ

What is CVE-2021-37588?

CVE-2021-37588 is a vulnerability with a CVSS score of 5.9 (MEDIUM). In Charm 0.43, any two users can collude to achieve the ability to decrypt YCT14 data.

How severe is CVE-2021-37588?

CVE-2021-37588 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-37588?

Check the references section above for vendor advisories and patch information. Affected products include: Jhu Charm.