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TI-2023-25276 Aliases CVE-2023-46803GHSA-cvfr-v5hr-8952

Out-of-bounds write in Ivanti Avalanche

Priority MEDIUM 40CWE-787Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.

Summary

An attacker sending specially crafted data packets to the Mobile Device Server can cause memory corruption which could result to a Denial of Service (DoS).

Why it matters now

EPSS 0.04148 90th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
IvantiAvalanche6.4.1 – 6.4.1—No fix listedCNA
  • Avalanche VendorIvanti Affected 6.4.1 – 6.4.1 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:ivanti:avalanche:*:*:*:*:premise:*:*:*before 6.4.2VulnerableIvanti
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*not specified by NVDRunning onMicrosoft
  • cpe:2.3:a:ivanti:avalanche:*:*:*:*:premise:*:*:* Versions before 6.4.2 Vulnerable ·Ivanti
  • cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-46803
  2. 2026-10-03 Alias added: GHSA-cvfr-v5hr-8952

References

Advisory 1

  • TI-2022-17179 Deserialization of untrusted data in Ivanti Avalanche CVSS 3.1CRITICAL 9.8
  • TI-2023-15842 Improper input validation in Ivanti Avalanche CVSS 3.1CRITICAL 9.8
  • TI-2023-24891 Unrestricted file upload in Ivanti Avalanche CVSS 3.1CRITICAL 9.8
  • TI-2023-15845 An unauthenticated attacker could achieve the code execution through a RemoteControl server. CVSS 3.1CRITICAL 9.8
  • TI-2022-17186 Path traversal in Ivanti Avalanche CVSS 3.1CRITICAL 9.8
  • TI-2023-24890 Unrestricted file upload in Ivanti Avalanche CVSS 3.1CRITICAL 9.8
See all 116 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences