Ingress-nginx path sanitization bypass via log_format
CVE-2022-4886 Published on October 25, 2023

Ingress-nginx `path` sanitization can be bypassed with `log_format` directive
Ingress-nginx `path` sanitization can be bypassed with `log_format` directive.

NVD

Vulnerability Analysis

CVE-2022-4886 is exploitable with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

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

Weakness Type

Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.


Products Associated with CVE-2022-4886

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Kubernetes Ingress Nginx
 

Affected Versions

Kubernetes ingress-nginx:

Exploit Probability

EPSS
0.19%
Percentile
40.19%

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.