TI-2023-19461 Aliases CVE-2023-38036 GHSA-rmcg-3298-c99g

Buffer overflow in Ivanti Avalanche

MEDIUM 54CWE-120Published 2025-07-12 · Updated 2026-11-04

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.

Summary

A security vulnerability within Ivanti Avalanche Manager before version 6.4.1 may allow an unauthenticated attacker to create a buffer overflow that could result in service disruption or arbitrary code execution.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.02836 86th percentileScored 2026-11-07

Fix Fixed Avalanche (Ivanti): 6.4.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: Yes
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Ivanti	Avalanche	6.4.0 to before 6.4.1	6.4.1	Patch available	CNA

Avalanche VendorIvanti Affected 6.4.0 to before 6.4.1 Fixed in 6.4.1 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:ivanti:avalanche::::::::	before 6.4.1	Vulnerable	Ivanti

cpe:2.3:a:ivanti:avalanche:*:*:*:*:*:*:*:* Versions before 6.4.1 Vulnerable ·Ivanti

Remediation

Fix · CNA Avalanche (Ivanti) Fixed in 6.4.1

Timeline

2026-10-02 Threatist record created from CVE-2023-38036
2026-10-03 Alias added: GHSA-rmcg-3298-c99g

References

Advisory 1

https://forums.ivanti.com/s/article/Security-Advisory-Avalanche-CVE-2023-38036

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