CVE-2023-50981

SUSE Security Advisory - SUSE-SU-2024:0157-1

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Attend

*SSVC

Descriptions

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.

ModularSquareRoot en Crypto++ (también conocido como cryptopp) hasta 8.9.0 permite a los atacantes provocar una denegación de servicio (bucle infinito) a través de datos de clave pública DER manipulada asociada con números impares al cuadrado, como el cuadrado de 268995137513890432434389773128616504853.

This update for libcryptopp fixes the following issues. Fixed a potential denial of service issue via crafted DER public key data.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

None

Automatable

Yes

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2023-12-18 CVE Reserved
2023-12-18 CVE Published
2025-04-27 EPSS Updated
2025-05-07 CVE Updated
2025-05-07 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://github.com/weidai11/cryptopp/issues/1249	2025-05-07

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Cryptopp Search vendor "Cryptopp"		Crypto\+\+ Search vendor "Cryptopp" for product "Crypto\+\+"				<= 8.9.0 Search vendor "Cryptopp" for product "Crypto\+\+" and version " <= 8.9.0"		-		Affected