CVE-2023-50981 - Vulnerability Details - OpenCVE

Description

ModularSquareRoot in Crypto++ (aka cryptopp) through 8.9.0 allows attackers to cause a denial of service (infinite loop) via crafted DER public-key data associated with squared odd numbers, such as the square of 268995137513890432434389773128616504853.

Published: 2023-12-18

Score: 7.5 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

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:cryptopp:crypto\+\+:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2023-55708	ModularSquareRoot in Crypto++ (aka cryptopp) through 8.9.0 allows attackers to cause a denial of service (infinite loop) via crafted DER public-key data associated with squared odd numbers, such as the square of 268995137513890432434389773128616504853.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00097.

Exploitation none

Automatable yes

Technical Impact partial

References

Link	Providers
https://github.com/weidai11/cryptopp/issues/1249

History

Wed, 07 May 2025 21:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Cryptopp Crypto\+\+

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2023-12-18T00:00:00.000Z

Updated: 2025-05-07T20:40:09.701Z

Reserved: 2023-12-18T00:00:00.000Z

Link: CVE-2023-50981

Vulnrichment

Updated: 2024-08-02T22:23:44.183Z

NVD

Status : Modified

Published: 2023-12-18T04:15:51.147

Modified: 2025-05-07T21:15:59.267

Link: CVE-2023-50981

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-835

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