Vulnerability identifier: #VU11131

Vulnerability risk: Low

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2015-4412

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
BSON Ruby driver
Universal components / Libraries / Libraries used by multiple products

Vendor: MongoDB, Inc.

Description
The vulnerability allows a remote unauthenticated attacker to cause DoS condition or inject arbitrary data on the target system.

The weakness exists in the legal? function due to insufficient validation of user-supplied input. A remote attacker can submit a specially crafted string, cause the service to crash or inject arbitrary data.

Mitigation
Update to version 3.0.4.

Vulnerable software versions

BSON Ruby driver: 3.0 - 3.0.3

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External links
http://sakurity.com/blog/2015/06/04/mongo_ruby_regexp.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.