What is the CVSS score of CVE-2023-1381?

CVE-2023-1381 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.7%.

Is there a public PoC exploit available for CVE-2023-1381?

Yes, a public proof-of-concept exploit is available for CVE-2023-1381. Prioritise patching immediately. EPSS: 1.7%.

Wp Meta Seo CVE-2023-1381

HIGH

Deserialization of Untrusted Data (CWE-502)

2023-04-10 contact@wpscan.com

RCE WordPress Deserialization Wp Meta Seo

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Apr 10, 2023 - 15:15 nvd

HIGH 8.8

DescriptionNVD

The WP Meta SEO WordPress plugin before 4.5.5 does not validate image file paths before attempting to manipulate the image files, leading to a PHAR deserialization vulnerability. Furthermore, the plugin contains a gadget chain which may be used in certain configurations to achieve remote code execution.

AnalysisAI

The WP Meta SEO WordPress plugin before 4.5.5 does not validate image file paths before attempting to manipulate the image files, leading to a PHAR deserialization vulnerability. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Deserialization of Untrusted Data (CWE-502), which allows attackers to execute arbitrary code through malicious serialized objects. The WP Meta SEO WordPress plugin before 4.5.5 does not validate image file paths before attempting to manipulate the image files, leading to a PHAR deserialization vulnerability. Furthermore, the plugin contains a gadget chain which may be used in certain configurations to achieve remote code execution. Affected products include: Joomunited Wp Meta Seo. Version information: before 4.5.5.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid deserializing untrusted data. Use safe serialization formats (JSON). Implement integrity checks and type allowlists.