CVE-2021-37588

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Published Jul 27, 2021 CVSS 3.1 · 5.9 Medium EPSS < 1% KEV · Not listed

Description

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

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

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

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2021-24146	In Charm 0.43, any two users can collude to achieve the ability to decrypt YCT14 data.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.908% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://eprint.iacr.org/2020/460
https://github.com/JHUISI/charm/blob/dev/charm/schemes/abenc/abenc_yct14.py
https://github.com/JHUISI/charm/issues/276
https://www2.hci.uni-hannover.de/papers/Tan2019.pdf

History

No history.

Subscriptions

Jhu Charm

Weaknesses

CWE-327

Sources

CVE record Updated: Aug 4, 2024, 1:23 AM

Status: PUBLISHED
Assigner: mitre
Published: Jul 27, 2021, 10:06 PM
Updated: Aug 4, 2024, 1:23 AM
Reserved: Jul 27, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 4:00 AM

Status: Modified
Published: Jul 30, 2021, 2:15 PM
Modified: Jun 17, 2026, 4:00 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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