How severe is CVE-2014-9984?

CVE-2014-9984 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2014-9984 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-9984?

CVE-2014-9984 affects Gnu Glibc. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2014-9984?

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-2014-9984 published?

CVE-2014-9984 was published on 2017-06-12 and last updated on 2026-06-17.

CVE-2014-9984

CVE-2014-9984 is a critical-severity vulnerability in Gnu Glibc with a CVSS 3.x base score of 9.8. 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-119.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 4% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Gnu Glibc
Published: 2017-06-12
Last modified: 2026-06-17

Description

nscd in the GNU C Library (aka glibc or libc6) before version 2.20 does not correctly compute the size of an internal buffer when processing netgroup requests, possibly leading to an nscd daemon crash or code execution as the user running nscd.

Frequently asked questions

What is CVE-2014-9984?: nscd in the GNU C Library (aka glibc or libc6) before version 2.20 does not correctly compute the size of an internal buffer when processing netgroup requests, possibly leading to an nscd daemon crash or code execution as the user running nscd.
How severe is CVE-2014-9984?: CVE-2014-9984 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2014-9984 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-9984?: CVE-2014-9984 affects Gnu Glibc. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2014-9984?: 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-2014-9984 published?: CVE-2014-9984 was published on 2017-06-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*

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