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CVE-2023-27560

Good to know:

Date: March 2, 2023

Math/PrimeField.php in phpseclib 3.x before 3.0.19 has an infinite loop with composite primefields.

Language: PHP

Severity Score

7.5

Related Resources (7)

Url: https://nvd.nist.gov/vuln/detail/CVE-2023-27560

Url: https://github.com/phpseclib/phpseclib/releases/tag/3.0.19

Url: https://github.com/phpseclib/phpseclib

Url: https://github.com/FriendsOfPHP/security-advisories/blob/master/phpseclib/phpseclib/CVE-2023-27560.yaml

Url: https://github.com/phpseclib/phpseclib/commit/6298d1cd55c3ffa44533bd41906caec246b60440#commitcomment-103226722

Url: https://github.com/phpseclib/phpseclib/commit/6298d1cd55c3ffa44533bd41906caec246b60440

Url: https://www.mend.io/vulnerability-database/CVE-2023-27560

Severity Score

7.5

Weakness Type (CWE)

Loop with Unreachable Exit Condition ('Infinite Loop')

CWE-835

Top Fix

Upgrade Version

Upgrade to version 3.0.19

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

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