Cisco CCX Web Cache Poisoning via Tomcat Input Validation
CVE-2023-20232 Published on August 16, 2023
A vulnerability in the Tomcat implementation for Cisco Unified Contact Center Express (Unified CCX) could allow an unauthenticated, remote attacker to cause a web cache poisoning attack on an affected device. This vulnerability is due to improper input validation of HTTP requests. An attacker could exploit this vulnerability by sending crafted HTTP requests to a specific API endpoint on the Unified CCX Finesse Portal. A successful exploit could allow the attacker to cause the internal WebProxy to redirect users to an attacker-controlled host.
Vulnerability Analysis
CVE-2023-20232 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, with no impact on integrity, and no impact on availability.
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-2023-20232
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Affected Versions
Cisco Unified Contact Center Express:- Version 8.5(1) is affected.
- Version 9.0(2)SU3ES04 is affected.
- Version 10.0(1)SU1 is affected.
- Version 10.0(1)SU1ES04 is affected.
- Version 10.5(1) is affected.
- Version 10.5(1)SU1 is affected.
- Version 10.5(1)SU1ES10 is affected.
- Version 10.6(1) is affected.
- Version 10.6(1)SU1 is affected.
- Version 10.6(1)SU3 is affected.
- Version 10.6(1)SU2 is affected.
- Version 10.6(1)SU3ES03 is affected.
- Version 10.6(1)SU2ES04 is affected.
- Version 10.6(1)SU3ES02 is affected.
- Version 10.6(1)SU3ES01 is affected.
- Version 11.0(1)SU1 is affected.
- Version 11.0(1)SU1ES03 is affected.
- Version 11.0(1)SU1ES02 is affected.
- Version 11.5(1)SU1 is affected.
- Version 11.5(1)SU1ES02 is affected.
- Version 11.5(1)SU1ES01 is affected.
- Version 11.5(1)SU1ES03 is affected.
- Version 11.5(1)ES01 is affected.
- Version 12.0(1) is affected.
- Version 12.0(1)ES01 is affected.
- Version 12.0(1)ES03 is affected.
- Version 12.0(1)ES04 is affected.
- Version 12.0(1)ES02 is affected.
- Version 12.5(1) is affected.
- Version 12.5(1)SU1 is affected.
- Version 12.5(1)SU2 is affected.
- Version 12.5(1)SU3 is affected.
- Version 12.5(1)_SU01_ES03 is affected.
- Version 12.5(1)ES03 is affected.
- Version 12.5(1)_SU01_ES01 is affected.
- Version 12.5(1)_SU02_ES02 is affected.
- Version 12.5(1)_SU01_ES02 is affected.
- Version 12.5(1)_SU02_ES03 is affected.
- Version 12.5(1)ES01 is affected.
- Version 12.5(1)_SU02_ES01 is affected.
- Version 12.5(1)ES02 is affected.
- Version 12.5(1)_SU03_ES01 is affected.
- Version 12.5(1)_SU02_ES04 is affected.
- Version 11.6(1) is affected.
- Version 11.6(2) is affected.
- Version 11.6(1)ES01 is affected.
- Version 11.6(2)ES06 is affected.
- Version 11.6(1)ES02 is affected.
- Version 11.6(2)ES01 is affected.
- Version 11.6(2)ES03 is affected.
- Version 11.6(2)ES07 is affected.
- Version 11.6(2)ES08 is affected.
- Version 11.6(2)ES02 is affected.
- Version 11.6(2)ES05 is affected.
- Version 11.6(2)ES04 is affected.
Exploit Probability
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.