Vulnerability identifier: #VU44065

Vulnerability risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2012-2321

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
ConnMan
Universal components / Libraries / Libraries used by multiple products

Vendor: kernel.org

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

The loopback plug-in in ConnMan before 0.85 allows remote attackers to execute arbitrary commands via shell metacharacters in the (1) host name or (2) domain name in a DHCP reply.

Mitigation
Install update from vendor's website.

Vulnerable software versions

ConnMan: 0.1 - 0.83

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External links
http://git.kernel.org/?p=network/connman/connman.git;a=commit;h=26ace5c59f790bce0f1988b88874c6f2c480fd5a
http://git.kernel.org/?p=network/connman/connman.git;a=commit;h=a5f540db7354b76bcabd0a05d8eb8ba2bff4e911
http://secunia.com/advisories/49033
http://secunia.com/advisories/49186
http://security.gentoo.org/glsa/glsa-201205-02.xml
http://www.openwall.com/lists/oss-security/2012/05/07/10
http://www.openwall.com/lists/oss-security/2012/05/07/2
http://www.openwall.com/lists/oss-security/2012/05/07/6
http://www.osvdb.org/81705
http://www.securityfocus.com/bid/53408
http://bugzilla.novell.com/show_bug.cgi?id=715172
http://exchange.xforce.ibmcloud.com/vulnerabilities/75466

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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.