WordPress pingback blind SSRF TOCTOU
CVE-2022-3590 Published on December 14, 2022

WP <= 6.1.1 - Unauthenticated Blind SSRF via DNS Rebinding
WordPress is affected by an unauthenticated blind SSRF in the pingback feature. Because of a TOCTOU race condition between the validation checks and the HTTP request, attackers can reach internal hosts that are explicitly forbidden.

NVD

Vulnerability Analysis

CVE-2022-3590 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is consided to have a high level of attack complexity. Public availability of a proof of concept (POC) exploit exists for CVE-2022-3590. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.

Attack Vector:
NETWORK
Attack Complexity:
HIGH
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
NONE
Availability Impact:
NONE

Products Associated with CVE-2022-3590

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WordPress
 

Affected Versions

WordPress:

Exploit Probability

EPSS
91.15%
Percentile
99.64%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.