CVE-2023-27560 - Vulnerability Details - OpenCVE

Description

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

Published: 2023-03-03

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:phpseclib:phpseclib:*:*:*:*:*:*:*:*

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
Debian DLA	DLA-3749-1	phpseclib security update
Debian DLA	DLA-3750-1	php-phpseclib security update
EUVD	EUVD-2023-1036	Math/PrimeField.php in phpseclib 3.x before 3.0.19 has an infinite loop with composite primefields.
Github GHSA	GHSA-hm7p-r324-hhf3	phpseclib Infinite Loop vulnerability

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 0.00269.

Exploitation none

Automatable yes

Technical Impact partial

References

Link	Providers
https://github.com/phpseclib/phpseclib/commit/6298d1cd55c3ffa44533bd41906caec246b60440
https://github.com/phpseclib/phpseclib/releases/tag/3.0.19

History

Thu, 06 Mar 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

Phpseclib Phpseclib

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2023-03-03T00:00:00.000Z

Updated: 2025-03-06T20:19:00.544Z

Reserved: 2023-03-03T00:00:00.000Z

Link: CVE-2023-27560

Vulnrichment

Updated: 2024-08-02T12:16:35.856Z

NVD

Status : Modified

Published: 2023-03-03T06:15:08.653

Modified: 2025-03-06T21:15:13.793

Link: CVE-2023-27560

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-835

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