CVE-2022-35258: ivanti connect_secure Wrap-around Error

Vulnerability summary

CVE-2022-35258 is a high (CVSS 7.5) Wrap-around Error vulnerability in ivanti connect_secure. EPSS estimates a 2.68% chance of exploitation in the next 30 days, higher than 85.6% of scored vulnerabilities.

Timeline

1. 05-12-2022
   PublishedVulnerability first disclosed.
2. 03-08-2024
   Last modifiedVulnerability information updated.

Description

An unauthenticated attacker can cause a denial-of-service to the following products: Ivanti Connect Secure (ICS) in versions prior to 9.1R14.3, 9.1R15.2, 9.1R16.2, and 22.2R4, Ivanti Policy Secure (IPS) in versions prior to 9.1R17 and 22.3R1, and Ivanti Neurons for Zero-Trust Access in versions prior to 22.3R1.

• CWE-128Wrap-around ErrorWrap around errors occur whenever a value is incremented past the maximum value for its type and therefore "wraps around" to a very small, negative, or undefined value.
• CWE-682Incorrect CalculationThe product performs a calculation that generates incorrect or unintended results that are later used in security-critical decisions or resource management.