VDB-246841 · CVE-2023-40465 · psa-2023-006

Sierra Wireless ALEOS up to 4.9.8/4.16 heap-based overflow

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.6	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Sierra Wireless ALEOS up to 4.9.8/4.16. It has been rated as critical. Affected by this issue is some unknown functionality. This manipulation causes heap-based overflow. This vulnerability is handled as CVE-2023-40465. The attack can only be done within the local network. There is not any exploit available.

Detailsinfo

A vulnerability was found in Sierra Wireless ALEOS up to 4.9.8/4.16. It has been declared as problematic. Affected by this vulnerability is an unknown function. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect availability. The summary by CVE is:

Several versions of ALEOS, including ALEOS 4.16.0, include an opensource third-party component which can be exploited from the local area network, resulting in a Denial of Service condition for the captive portal.

The weakness was released 12/05/2023 as psa-2023-006. The advisory is shared at source.sierrawireless.com. This vulnerability is known as CVE-2023-40465 since 08/14/2023. Neither technical details nor an exploit are publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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

Productinfo

Vendor

Sierra Wireless

Name

ALEOS

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.6

VulDB Base Score: 3.1
VulDB Temp Score: 3.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 8.3
CNA Vector (Sierra Wireless Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/14/2023 🔍
12/05/2023 +113 days 🔍
12/05/2023 +0 days 🔍
12/23/2023 +18 days 🔍

Sourcesinfo

Advisory: psa-2023-006
Status: Confirmed

CVE: CVE-2023-40465 (🔍)
GCVE (CVE): GCVE-0-2023-40465
GCVE (VulDB): GCVE-100-246841

Entryinfo

Created: 12/05/2023 08:22
Updated: 12/23/2023 12:59
Changes: 12/05/2023 08:22 (47), 12/23/2023 12:59 (12)
Complete: 🔍
Cache ID: 216::103