CVE-2024-22052

HIGH

7.5

CVSS Score

Published: April 4, 2024 at 07:45 PM UTC

Updated: June 17, 2026 at 07:10 AM UTC

2 products affected across 1 vendorConnect SecurePolicy Secure

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Severity

HIGH7.5

Exploit prediction

EPSS 4%

SSVC

No known exploit

Description

A null pointer dereference 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

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Connect Secure · Ivanti

95%

v < 22.1R6.2v < 22.2R4.2v < 22.3R1.2v < 22.4R1.2v < 22.4R2.4v < 22.5R1.3v < 22.5R2.4v < 22.6R2.3v < 9.1R14.6v < 9.1R15.4v < 9.1R16.4v < 9.1R17.4v < 9.1R18.522.1 22.1R6.2 22.2 22.2R3 22.2R4.2 22.3 22.3R1.2 22.4 22.4R1.2 22.4R2.4 22.5 22.5R1.3 22.5R2.4 22.6 22.6R1.2 22.6R2.3 9.1 r1 9.1 r10 9.1 r11 9.1 r11.5 9.1 r12 9.1 r13 9.1 r14 9.1 r15 9.1 r16 9.1 r17 9.1 r18 9.1 r2 9.1 r3 9.1 r4 9.1 r4.1 9.1 r4.2 9.1 r4.3 9.1 r5 9.1 r6 9.1 r7 9.1 r8 9.1 r9 9.1R14.6 9.1R15.4 9.1R17.4 9.1R18.5

Affected range stops below 22.1R6.2, so it looks safe — our inference, not a vendor statement

Affected range stops below 22.2R4.2, so it looks safe — our inference, not a vendor statement

Affected range stops below 22.3R1.2, so it looks safe — our inference, not a vendor statement

Affected range stops below 22.4R1.2, so it looks safe — our inference, not a vendor statement

Affected range stops below 22.4R2.4, so it looks safe — our inference, not a vendor statement

Affected range stops below 22.5R1.3, so it looks safe — our inference, not a vendor statement

Affected range stops below 22.5R2.4, so it looks safe — our inference, not a vendor statement

Affected range stops below 22.6R2.3, so it looks safe — our inference, not a vendor statement

Affected range stops below 9.1R14.6, so it looks safe — our inference, not a vendor statement

Affected range stops below 9.1R15.4, so it looks safe — our inference, not a vendor statement

Affected range stops below 9.1R16.4, so it looks safe — our inference, not a vendor statement

Affected range stops below 9.1R17.4, so it looks safe — our inference, not a vendor statement

Affected range stops below 9.1R18.5, so it looks safe — our inference, not a vendor statement

Policy Secure · Ivanti

95%

v < 22.4R1.2v < 22.5R1.3v < 22.6R1.2v < 9.1R16.4v < 9.1R17.4v < 9.1R18.522.1 22.2 22.2R3 22.3 22.4 22.4R1.2 22.5 22.5R1.3 22.6 22.6R1.2 9.0 9.0 r1 9.0 r2 9.0 r2.1 9.0 r3 9.0 r3.1 9.0 r4 9.1 9.1 r1 9.1 r10 9.1 r11 9.1 r12 9.1 r13 9.1 r14 9.1 r15 9.1 r16 9.1 r17 9.1 r18 9.1 r2 9.1 r3 9.1 r4 9.1 r5 9.1 r6 9.1 r7 9.1 r8 9.1 r9 9.1R16.4 9.1R17.4 9.1R18.5

Affected range stops below 22.4R1.2, so it looks safe — our inference, not a vendor statement

Affected range stops below 22.5R1.3, so it looks safe — our inference, not a vendor statement

Affected range stops below 22.6R1.2, so it looks safe — our inference, not a vendor statement

Affected range stops below 9.1R16.4, so it looks safe — our inference, not a vendor statement

Affected range stops below 9.1R17.4, so it looks safe — our inference, not a vendor statement

Affected range stops below 9.1R18.5, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://forums.ivanti.com/s/article/New-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

References (1)

Vendor Advisory

Source: [email protected]

https://forums.ivanti.com/s/article/New-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

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGH[email protected]

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

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-476CWE-703

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