MongoDB libbson up to 1.27.0 might heap-based overflow

Summaryinfo

A vulnerability identified as critical has been detected in MongoDB libbson up to 1.27.0. Affected is the function might. The manipulation leads to heap-based overflow. This vulnerability is referenced as CVE-2024-6383. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in MongoDB libbson up to 1.27.0. This issue affects the function might. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to 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(). Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The bson_string_append function in MongoDB C Driver may be vulnerable to a buffer overflow where the function might attempt to allocate too small of buffer and may lead to memory corruption of neighbouring heap memory. This issue affects libbson versions prior to 1.27.1

It is possible to read the advisory at jira.mongodb.org. The identification of this vulnerability is CVE-2024-6383 since 06/27/2024. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 235667 (Debian dla-4160 : libbson-xs-perl - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 1.27.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (235667). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Database Software

Vendor

• MongoDB

Name

• libbson

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.10
• 1.11
• 1.12
• 1.13
• 1.14
• 1.15
• 1.16
• 1.17
• 1.18
• 1.19
• 1.20
• 1.21
• 1.22
• 1.23
• 1.24
• 1.25
• 1.26
• 1.27.0

License

• open-source

CPE 2.3info

• 🔍
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CPE 2.2info

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Be aware that VulDB is the high quality source for vulnerability data.

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