UpHeron
All vulnerabilities

Servers and applications

CVE-2024-21894

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

Severity
Critical 9.8
Published
4 Apr 2024
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
Ivanti Connect SecureServers and applications · cpe:a:ivanti:connect_secure
  • Version 22.6
  • Version 22.5
  • Version 22.4
  • Version 22.3
All 28 release lines
  • Version 9.1-r1
  • Version 9.1-r2
  • Version 9.1-r3
  • Version 9.1-r4
  • Version 9.1-r4.1
  • Version 9.1-r4.2
  • Version 9.1-r4.3
  • Version 9.1-r5
  • Version 9.1-r6
  • Version 9.1-r7
  • Version 9.1-r8
  • Version 9.1-r9
  • Version 9.1-r10
  • Version 9.1-r11
  • Version 9.1-r11.5
  • Version 9.1-r12
  • Version 9.1-r13
  • Version 9.1-r14
  • Version 9.1-r15
  • Version 9.1-r16
  • Version 9.1-r17
  • Version 9.1-r18
  • Version 22.1
  • Version 22.2
  • Version 22.3
  • Version 22.4
  • Version 22.5
  • Version 22.6

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2024-21894
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2024-21894