CVE-2012-2321

CVE-2012-2321 is a critical-severity vulnerability in Connman with a CVSS 2.0 base score of 10.0. 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-20.

Key facts

Description

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.

Frequently asked questions

What is CVE-2012-2321?
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.
How severe is CVE-2012-2321?
CVE-2012-2321 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2012-2321 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-2321?
CVE-2012-2321 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-2012-2321?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2012-2321 published?
CVE-2012-2321 was published on 2012-05-18 and last updated on 2026-06-16.

References

Affected products (84)

More vulnerabilities in Connman

All CVEs affecting Connman →

Other CWE-20 (Improper Input Validation) vulnerabilities

Browse all CWE-20 (Improper Input Validation) vulnerabilities →