CVE-2012-2322

CVE-2012-2322 is a medium-severity vulnerability in Connman with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-189.

Key facts

• Severity: Medium (CVSS 2.0 base score 5.0)
• EPSS exploit prediction: 3% (87th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-189
• Affected product: Connman
• Published: 2012-05-18
• Last modified: 2026-06-16

Description

Integer overflow in the dhcpv6_get_option function in gdhcp/client.c in ConnMan before 0.85 allows remote attackers to cause a denial of service (infinite loop and crash) via an invalid length value in a DHCP packet.

Frequently asked questions

What is CVE-2012-2322?

Integer overflow in the dhcpv6_get_option function in gdhcp/client.c in ConnMan before 0.85 allows remote attackers to cause a denial of service (infinite loop and crash) via an invalid length value in a DHCP packet.

How severe is CVE-2012-2322?

CVE-2012-2322 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2012-2322 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-2322?

CVE-2012-2322 primarily affects Connman. In total, 84 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-2322?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2012-2322 published?

CVE-2012-2322 was published on 2012-05-18 and last updated on 2026-06-16.

References

• http://git.kernel.org/?p=network/connman/connman.git%3Ba=commitdiff%3Bh=1d1a22fe586a455935483708fbe8eaeada79df7f
• 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/81706
• http://www.securityfocus.com/bid/53410
• https://bugzilla.novell.com/show_bug.cgi?id=715172
• https://exchange.xforce.ibmcloud.com/vulnerabilities/75420

Affected products (84)

• cpe:2.3:a:connman:connman:*:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.1:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.2:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.3:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.4:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.5:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.6:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.7:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.8:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.9:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.10:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.11:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.12:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.13:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.14:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.15:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.16:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.17:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.18:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.19:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.20:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.21:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.22:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.23:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.24:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.25:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.26:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.27:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.28:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.29:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.30:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.31:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.32:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.33:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.34:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.35:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.36:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.37:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.38:*:*:*:*:*:*:*
• cpe:2.3:a:connman:connman:0.39:*:*:*:*:*:*:*

More vulnerabilities in Connman

• CVE-2012-2321 — Critical (CVSS 10.0): The loopback plug-in in ConnMan before 0.85 allows remote attackers to execute arbitrary commands via shell…
• CVE-2012-2320 — High (CVSS 7.8): ConnMan before 0.85 does not ensure that netlink messages originate from the kernel, which allows remote attackers to…

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