CVE Vulnerabilities

CVE-2022-35254

Use After Free

Published: Dec 05, 2022 | Modified: Apr 24, 2025
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu

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.

Weakness

The product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory “belongs” to the code that operates on the new pointer.

Affected Software

Name Vendor Start Version End Version
Connect_secure Ivanti * 9.1 (excluding)
Connect_secure Ivanti 9.1 (including) 9.1 (including)
Connect_secure Ivanti 9.1-r1 (including) 9.1-r1 (including)
Connect_secure Ivanti 9.1-r1.0 (including) 9.1-r1.0 (including)
Connect_secure Ivanti 9.1-r10.0 (including) 9.1-r10.0 (including)
Connect_secure Ivanti 9.1-r10.2 (including) 9.1-r10.2 (including)
Connect_secure Ivanti 9.1-r11.0 (including) 9.1-r11.0 (including)
Connect_secure Ivanti 9.1-r11.1 (including) 9.1-r11.1 (including)
Connect_secure Ivanti 9.1-r11.3 (including) 9.1-r11.3 (including)
Connect_secure Ivanti 9.1-r11.4 (including) 9.1-r11.4 (including)
Connect_secure Ivanti 9.1-r11.5 (including) 9.1-r11.5 (including)
Connect_secure Ivanti 9.1-r12 (including) 9.1-r12 (including)
Connect_secure Ivanti 9.1-r12.1 (including) 9.1-r12.1 (including)
Connect_secure Ivanti 9.1-r12.2 (including) 9.1-r12.2 (including)
Connect_secure Ivanti 9.1-r13 (including) 9.1-r13 (including)
Connect_secure Ivanti 9.1-r13.1 (including) 9.1-r13.1 (including)
Connect_secure Ivanti 9.1-r14 (including) 9.1-r14 (including)
Connect_secure Ivanti 9.1-r15 (including) 9.1-r15 (including)
Connect_secure Ivanti 9.1-r16 (including) 9.1-r16 (including)
Connect_secure Ivanti 9.1-r16.1 (including) 9.1-r16.1 (including)
Connect_secure Ivanti 9.1-r2 (including) 9.1-r2 (including)
Connect_secure Ivanti 9.1-r2.0 (including) 9.1-r2.0 (including)
Connect_secure Ivanti 9.1-r3 (including) 9.1-r3 (including)
Connect_secure Ivanti 9.1-r3.0 (including) 9.1-r3.0 (including)
Connect_secure Ivanti 9.1-r4 (including) 9.1-r4 (including)
Connect_secure Ivanti 9.1-r4.0 (including) 9.1-r4.0 (including)
Connect_secure Ivanti 9.1-r4.1 (including) 9.1-r4.1 (including)
Connect_secure Ivanti 9.1-r4.2 (including) 9.1-r4.2 (including)
Connect_secure Ivanti 9.1-r4.3 (including) 9.1-r4.3 (including)
Connect_secure Ivanti 9.1-r5 (including) 9.1-r5 (including)
Connect_secure Ivanti 9.1-r5.0 (including) 9.1-r5.0 (including)
Connect_secure Ivanti 9.1-r6 (including) 9.1-r6 (including)
Connect_secure Ivanti 9.1-r6.0 (including) 9.1-r6.0 (including)
Connect_secure Ivanti 9.1-r7 (including) 9.1-r7 (including)
Connect_secure Ivanti 9.1-r7.0 (including) 9.1-r7.0 (including)
Connect_secure Ivanti 9.1-r8 (including) 9.1-r8 (including)
Connect_secure Ivanti 9.1-r8.0 (including) 9.1-r8.0 (including)
Connect_secure Ivanti 9.1-r8.1 (including) 9.1-r8.1 (including)
Connect_secure Ivanti 9.1-r8.2 (including) 9.1-r8.2 (including)
Connect_secure Ivanti 9.1-r8.4 (including) 9.1-r8.4 (including)
Connect_secure Ivanti 9.1-r9 (including) 9.1-r9 (including)
Connect_secure Ivanti 9.1-r9.0 (including) 9.1-r9.0 (including)
Connect_secure Ivanti 9.1-r9.1 (including) 9.1-r9.1 (including)
Connect_secure Ivanti 9.1-r9.2 (including) 9.1-r9.2 (including)
Connect_secure Ivanti 21.9-r1 (including) 21.9-r1 (including)
Connect_secure Ivanti 21.12-r1 (including) 21.12-r1 (including)
Connect_secure Ivanti 22.1-r1 (including) 22.1-r1 (including)
Connect_secure Ivanti 22.2 (including) 22.2 (including)
Connect_secure Ivanti 22.2-r1 (including) 22.2-r1 (including)
Neurons_for_zero-trust_access Ivanti 22.2-r1 (including) 22.2-r1 (including)
Policy_secure Ivanti * 9.1 (excluding)
Policy_secure Ivanti 9.1 (including) 9.1 (including)
Policy_secure Ivanti 9.1-r1 (including) 9.1-r1 (including)
Policy_secure Ivanti 9.1-r10 (including) 9.1-r10 (including)
Policy_secure Ivanti 9.1-r11 (including) 9.1-r11 (including)
Policy_secure Ivanti 9.1-r12 (including) 9.1-r12 (including)
Policy_secure Ivanti 9.1-r13 (including) 9.1-r13 (including)
Policy_secure Ivanti 9.1-r13.1 (including) 9.1-r13.1 (including)
Policy_secure Ivanti 9.1-r14 (including) 9.1-r14 (including)
Policy_secure Ivanti 9.1-r15 (including) 9.1-r15 (including)
Policy_secure Ivanti 9.1-r16 (including) 9.1-r16 (including)
Policy_secure Ivanti 9.1-r2 (including) 9.1-r2 (including)
Policy_secure Ivanti 9.1-r3 (including) 9.1-r3 (including)
Policy_secure Ivanti 9.1-r3.1 (including) 9.1-r3.1 (including)
Policy_secure Ivanti 9.1-r4 (including) 9.1-r4 (including)
Policy_secure Ivanti 9.1-r4.1 (including) 9.1-r4.1 (including)
Policy_secure Ivanti 9.1-r4.2 (including) 9.1-r4.2 (including)
Policy_secure Ivanti 9.1-r5 (including) 9.1-r5 (including)
Policy_secure Ivanti 9.1-r6 (including) 9.1-r6 (including)
Policy_secure Ivanti 9.1-r7 (including) 9.1-r7 (including)
Policy_secure Ivanti 9.1-r8 (including) 9.1-r8 (including)
Policy_secure Ivanti 9.1-r8.1 (including) 9.1-r8.1 (including)
Policy_secure Ivanti 9.1-r8.2 (including) 9.1-r8.2 (including)
Policy_secure Ivanti 9.1-r9 (including) 9.1-r9 (including)
Policy_secure Ivanti 22.1-r1 (including) 22.1-r1 (including)
Policy_secure Ivanti 22.2-r1 (including) 22.2-r1 (including)

Potential Mitigations

References