What is the CVSS score of CVE-2023-3356?

CVE-2023-3356 has a CVSS 3.1 base score of 4.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N. EPSS exploitation probability: 0.2%.

Is there a public PoC exploit available for CVE-2023-3356?

Yes, a public proof-of-concept exploit is available for CVE-2023-3356. Prioritise patching immediately. EPSS: 0.2%.

Subscribers Text Counter CVE-2023-3356

MEDIUM

Cross-Site Request Forgery (CSRF) (CWE-352)

2023-08-30 contact@wpscan.com

WordPress XSS CSRF Subscribers Text Counter

4.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.3 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Aug 30, 2023 - 15:15 nvd

MEDIUM 4.3

DescriptionNVD

The Subscribers Text Counter WordPress plugin before 1.7.1 does not have CSRF check in place when updating its settings, which could allow attackers to make a logged in admin change them via a CSRF attack, which also lead to Stored Cross-Site Scripting due to the lack of sanitisation and escaping

AnalysisAI

The Subscribers Text Counter WordPress plugin before 1.7.1 does not have CSRF check in place when updating its settings, which could allow attackers to make a logged in admin change them via a CSRF. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Request Forgery (CSRF) (CWE-352), which allows attackers to trick authenticated users into performing unintended actions. The Subscribers Text Counter WordPress plugin before 1.7.1 does not have CSRF check in place when updating its settings, which could allow attackers to make a logged in admin change them via a CSRF attack, which also lead to Stored Cross-Site Scripting due to the lack of sanitisation and escaping Affected products include: Kreci Subscribers Text Counter. Version information: before 1.7.1.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement anti-CSRF tokens, validate Origin/Referer headers, use SameSite cookie attribute.