How severe is CVE-2014-4677?

CVE-2014-4677 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2014-4677 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-2014-4677?

CVE-2014-4677 affects Gpgtools Libmacgpg. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2014-4677?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2014-4677 published?

CVE-2014-4677 was published on 2017-02-22 and last updated on 2026-06-17.

CVE-2014-4677

CVE-2014-4677 is a high-severity vulnerability in Gpgtools Libmacgpg with a CVSS 3.x base score of 7.8. 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-77.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 7.2
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-77
Affected product: Gpgtools Libmacgpg
Published: 2017-02-22
Last modified: 2026-06-17

Description

The installPackage function in the installerHelper subcomponent in Libmacgpg in GPG Suite before 2015.06 allows local users to execute arbitrary commands with root privileges via shell metacharacters in the xmlPath argument.

Frequently asked questions

What is CVE-2014-4677?: The installPackage function in the installerHelper subcomponent in Libmacgpg in GPG Suite before 2015.06 allows local users to execute arbitrary commands with root privileges via shell metacharacters in the xmlPath argument.
How severe is CVE-2014-4677?: CVE-2014-4677 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2014-4677 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-2014-4677?: CVE-2014-4677 affects Gpgtools Libmacgpg. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2014-4677?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2014-4677 published?: CVE-2014-4677 was published on 2017-02-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gpgtools:libmacgpg:*:*:*:*:*:*:*:*

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