#VU44065 Input validation error in ConnMan - CVE-2012-2321

Vulnerability identifier: #VU44065

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

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