CVE-2014-3956

CVE-2014-3956 is a low-severity vulnerability in Hp Hpux with a CVSS 2.0 base score of 1.9. 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-200.

Key facts

Description

The sm_close_on_exec function in conf.c in sendmail before 8.14.9 has arguments in the wrong order, and consequently skips setting expected FD_CLOEXEC flags, which allows local users to access unintended high-numbered file descriptors via a custom mail-delivery program.

Frequently asked questions

What is CVE-2014-3956?
The sm_close_on_exec function in conf.c in sendmail before 8.14.9 has arguments in the wrong order, and consequently skips setting expected FD_CLOEXEC flags, which allows local users to access unintended high-numbered file descriptors via a custom mail-delivery program.
How severe is CVE-2014-3956?
CVE-2014-3956 has a CVSS 2.0 base score of 1.9, rated low severity.
Is CVE-2014-3956 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-3956?
CVE-2014-3956 primarily affects Hp Hpux. In total, 56 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-3956?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-3956 published?
CVE-2014-3956 was published on 2014-06-04 and last updated on 2026-06-17.

References

Affected products (56)

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