CVE-2024-21894

State: Published
Severity: 8.2 High
Published: Apr 4, 2024
Updated: Oct 3, 2024
Reserved: Jan 3, 2024

Description

A heap overflow vulnerability in IPSec component of Ivanti Connect Secure (9.x, 22.x) and Ivanti Policy Secure allows an unauthenticated malicious user to send specially crafted requests in-order-to crash the service thereby causing a DoS attack. In certain conditions this may lead to execution of arbitrary code

Scores

CVSS	Score	Vector	Source
3.0	8.2 High	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H	hackerone

Weaknesses

CWE-703 Improper Check or Handling of Exceptional Conditions

Affected Products

Product	Versions
Connect SecureIvanti	22.1R6.2 to before 22.1R6.2Affected 22.2R4.2 to before 22.2R4.2Affected 22.3R1.2 to before 22.3R1.2Affected 22.4R1.2 to before 22.4R1.2Affected 22.4R2.4 to before 22.4R2.4Affected 22.5R1.3 to before 22.5R1.3Affected 22.5R2.4 to before 22.5R2.4Affected 22.6R2.3 to before 22.6R2.3Affected 9.1R14.6 to before 9.1R14.6Affected 9.1R15.4 to before 9.1R15.4Affected 9.1R16.4 to before 9.1R16.4Affected 9.1R17.4 to before 9.1R17.4Affected 9.1R18.5 to before 9.1R18.5Affected
Policy SecureIvanti	22.4R1.2 to before 22.4R1.2Affected 22.6R1.2 to before 22.6R1.2Affected 9.1R16.4 to before 9.1R16.4Affected 9.1R17.4 to before 9.1R17.4Affected 9.1R18.5 to before 9.1R18.5Affected

Product

Versions

Connect SecureIvanti

22.1R6.2 to before 22.1R6.2Affected
22.2R4.2 to before 22.2R4.2Affected
22.3R1.2 to before 22.3R1.2Affected
22.4R1.2 to before 22.4R1.2Affected
22.4R2.4 to before 22.4R2.4Affected
22.5R1.3 to before 22.5R1.3Affected
22.5R2.4 to before 22.5R2.4Affected
22.6R2.3 to before 22.6R2.3Affected
9.1R14.6 to before 9.1R14.6Affected
9.1R15.4 to before 9.1R15.4Affected
9.1R16.4 to before 9.1R16.4Affected
9.1R17.4 to before 9.1R17.4Affected
9.1R18.5 to before 9.1R18.5Affected

Policy SecureIvanti

22.4R1.2 to before 22.4R1.2Affected
22.6R1.2 to before 22.6R1.2Affected
9.1R16.4 to before 9.1R16.4Affected
9.1R17.4 to before 9.1R17.4Affected
9.1R18.5 to before 9.1R18.5Affected

References

https://forums.ivanti.com/s/article/SA-CVE-2024-21894-Heap-Overflow-CVE-2024-22052-Null-Pointer-Dereference-CVE-2024-22053-Heap-Overflow-and-CVE-2024-22023-XML-entity-expansion-or-XXE-for-Ivanti-Connect-Secure-and-Ivanti-Policy-Secure-Gateways?language=en_US

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