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Avalanche CVE-2024-50318

HIGH
NULL Pointer Dereference (CWE-476)
2024-11-12 3c1d8aa1-5a33-4ea4-8992-aadd6440af75
7.5
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A10:2025 - Mishandling of Exceptional Conditions
ASVS 5.0
V16 - Security Logging and Error Handling Null pointer safety, defensive checks
MITRE ATT&CK

1 technique across 1 tactic: Impact

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required.

Exploit ScenarioDerived

A remote attacker could crash the application by dereferencing a null pointer by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 1.1% exploitation probability (EPSS)

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AnalysisAI

A null pointer dereference in Ivanti Avalanche before 6.4.6 allows a remote unauthenticated attacker to cause a denial of service. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Check pointers before dereferencing. Use static analysis tools to detect null pointer paths.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as NULL Pointer Dereference (CWE-476), which allows attackers to crash the application by dereferencing a null pointer. A null pointer dereference in Ivanti Avalanche before 6.4.6 allows a remote unauthenticated attacker to cause a denial of service. Affected products include: Ivanti Avalanche. Version information: before 6.4.6.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

DescriptionNVD

A null pointer dereference in Ivanti Avalanche before 6.4.6 allows a remote unauthenticated attacker to cause a denial of service.

Threat Intelligence Overview

EPSS Score
1.1%
Top 38% exploitable
Data Quality
2 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 1.1%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +38
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

A null pointer dereference occurs when a program attempts to access memory through a pointer that has been set to NULL (address 0x0).

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)NVD

cpe:2.3:a:ivanti:avalanche:*:*:*:*:premise:*:*:*
CVE-2023-32560 CRITICAL POC
9.8 Aug 10

An attacker can send a specially crafted message to the Wavelink Avalanche Manager, which could result in service disrup

CVE-2023-28128 HIGH POC
7.2 May 09

An unrestricted upload of file with dangerous type vulnerability exists in Avalanche versions 6.3.x and below that could

CVE-2023-32563 CRITICAL POC
9.8 Aug 10

An unauthenticated attacker could achieve the code execution through a RemoteControl server. Rated critical severity (CV

CVE-2024-38653 HIGH POC
7.5 Aug 14

XXE in SmartDeviceServer in Ivanti Avalanche 6.3.1 allows a remote unauthenticated attacker to read arbitrary files on t

CVE-2023-38036 CRITICAL
9.8 Jul 12

CVE-2023-38036 is a critical unauthenticated buffer overflow vulnerability in Ivanti Avalanche Manager prior to version

CVE-2024-47010 CRITICAL
9.8 Oct 08

Path Traversal in Ivanti Avalanche before version 6.4.5 allows a remote unauthenticated attacker to bypass authenticatio

CVE-2024-47009 CRITICAL
9.8 Oct 08

Path Traversal in Ivanti Avalanche before version 6.4.5 allows a remote unauthenticated attacker to bypass authenticatio

CVE-2024-29204 CRITICAL
9.8 Apr 19

A Heap Overflow vulnerability in WLAvalancheService component of Ivanti Avalanche before 6.4.3 allows a remote unauthent

CVE-2024-24996 CRITICAL
9.8 Apr 19

A Heap overflow vulnerability in WLInfoRailService component of Ivanti Avalanche before 6.4.3 allows an unauthenticated

CVE-2024-22061 CRITICAL
9.8 Apr 19

A Heap Overflow vulnerability in WLInfoRailService component of Ivanti Avalanche before 6.4.3 allows a remote unauthenti

CVE-2023-46265 CRITICAL
9.8 Dec 19

An unauthenticated could abuse a XXE vulnerability in the Smart Device Server to leak data or perform a Server-Side Requ

CVE-2023-46264 CRITICAL
9.8 Dec 19

An unrestricted upload of file with dangerous type vulnerability exists in Avalanche versions 6.4.1 and below that could

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