Ivanti Avalanche up to 6.4.3 WLInfoRailService off-by-one

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Ivanti Avalanche up to 6.4.3. This affects an unknown function of the component WLInfoRailService. This manipulation causes off-by-one. This vulnerability appears as CVE-2024-36136. The attack may be initiated remotely. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Ivanti Avalanche up to 6.4.3 and classified as critical. Affected by this vulnerability is an unknown functionality of the component WLInfoRailService. The manipulation with an unknown input leads to a off-by-one vulnerability. The CWE definition for the vulnerability is CWE-193. A product calculates or uses an incorrect maximum or minimum value that is 1 more, or 1 less, than the correct value. As an impact it is known to affect availability. The summary by CVE is:

An off-by-one error in WLInfoRailService in Ivanti Avalanche 6.3.1 allows a remote unauthenticated attacker to crash the service, resulting in a DoS.

The advisory is shared at forums.ivanti.com. This vulnerability is known as CVE-2024-36136 since 05/21/2024. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

Upgrading to version 6.4.4 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (hackerone): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Off-by-one
CWE: CWE-193 / CWE-189
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 6.4.4

Timelineinfo

05/21/2024 🔍
08/14/2024 +85 days 🔍
08/14/2024 +0 days 🔍
08/16/2024 +2 days 🔍

Sourcesinfo

Advisory: forums.ivanti.com
Status: Confirmed

CVE: CVE-2024-36136 (🔍)
GCVE (CVE): GCVE-0-2024-36136
GCVE (VulDB): GCVE-100-274513

Entryinfo

Created: 08/14/2024 07:27
Updated: 08/16/2024 14:45
Changes: 08/14/2024 07:27 (64), 08/15/2024 08:58 (1), 08/16/2024 14:45 (10)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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