Description
An issue was discovered in phpseclib 1.x before 1.0.23, 2.x before 2.0.47, and 3.x before 3.0.36. When processing the ASN.1 object identifier of a certificate, a sub identifier may be provided that leads to a denial of service (CPU consumption for decodeOID).
Published: 2024-03-01
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-3749-1 phpseclib security update
Debian DLA Debian DLA DLA-3750-1 php-phpseclib security update
Github GHSA Github GHSA GHSA-jr22-8qgm-4q87 phpseclib does not properly limit the ASN1 OID length
Github GHSA Github GHSA GHSA-f2qx-66wf-wvvx phpseclib guardrails needed on OID length
Ubuntu USN Ubuntu USN USN-7404-1 phpseclib vulnerabilities
History

Mon, 15 Sep 2025 17:30:00 +0000

Type Values Removed Values Added
First Time appeared Debian
Debian debian Linux
CPEs cpe:2.3:a:phpseclib:phpseclib:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Vendors & Products Debian
Debian debian Linux

Tue, 13 Aug 2024 15:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-400
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}


Subscriptions

Debian Debian Linux
Phpseclib Phpseclib
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-13T13:38:16.577Z

Reserved: 2024-02-25T00:00:00.000Z

Link: CVE-2024-27355

cve-icon Vulnrichment

Updated: 2024-08-02T00:34:51.670Z

cve-icon NVD

Status : Analyzed

Published: 2024-03-01T23:15:08.553

Modified: 2025-09-15T17:17:49.997

Link: CVE-2024-27355

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-07-12T22:23:51Z

Weaknesses