CVE-2007-3100

CVE-2007-3100 is a low-severity vulnerability in Redhat Open Iscsi with a CVSS 2.0 base score of 2.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

usr/log.c in iscsid in open-iscsi (iscsi-initiator-utils) before 2.0-865 uses a semaphore with insecure permissions (world-writable/world-readable) for managing log messages using shared memory, which allows local users to cause a denial of service (hang) by grabbing the semaphore.

Frequently asked questions

What is CVE-2007-3100?
usr/log.c in iscsid in open-iscsi (iscsi-initiator-utils) before 2.0-865 uses a semaphore with insecure permissions (world-writable/world-readable) for managing log messages using shared memory, which allows local users to cause a denial of service (hang) by grabbing the semaphore.
How severe is CVE-2007-3100?
CVE-2007-3100 has a CVSS 2.0 base score of 2.1, rated low severity.
Is CVE-2007-3100 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-3100?
CVE-2007-3100 affects Redhat Open Iscsi. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-3100?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-3100 published?
CVE-2007-3100 was published on 2007-06-14 and last updated on 2026-06-16.

References

Affected products (1)