Ivanti Avalanche up to 6.4.2 WLAvalancheService null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Ivanti Avalanche up to 6.4.2. The affected element is an unknown function of the component WLAvalancheService. The manipulation leads to null pointer dereference. This vulnerability is referenced as CVE-2024-27978. Remote exploitation of the attack is possible. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Ivanti Avalanche up to 6.4.2. It has been rated as critical. This issue affects some unknown processing of the component WLAvalancheService. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability. The summary by CVE is:

A Null Pointer Dereference vulnerability in WLAvalancheService component of Ivanti Avalanche before 6.4.3 allows an authenticated remote attacker to perform denial of service attacks.

It is possible to read the advisory at forums.ivanti.com. The identification of this vulnerability is CVE-2024-27978 since 02/29/2024. The exploitation is known to be easy. The attack may be initiated remotely. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 6.4.3 eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector (HackerOne): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Avalanche 6.4.3

Timelineinfo

02/29/2024 🔍
04/19/2024 +49 days 🔍
04/19/2024 +0 days 🔍
05/06/2025 +382 days 🔍

Sourcesinfo

Advisory: forums.ivanti.com
Status: Confirmed

CVE: CVE-2024-27978 (🔍)
GCVE (CVE): GCVE-0-2024-27978
GCVE (VulDB): GCVE-100-261575

Entryinfo

Created: 04/19/2024 07:20
Updated: 05/06/2025 16:27
Changes: 04/19/2024 07:20 (64), 05/06/2025 16:27 (13)
Complete: 🔍
Cache ID: 216::103

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