What is the CVSS score of CVE-2014-4677?

CVE-2014-4677 has a CVSS 3.0 base score of 7.8 (High). CVSS vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.2%.

Is there a public PoC exploit available for CVE-2014-4677?

Yes, a public proof-of-concept exploit is available for CVE-2014-4677. Prioritise patching immediately. EPSS: 0.2%.

Libmacgpg CVE-2014-4677

HIGH

Command Injection (CWE-77)

2017-02-22 cve@mitre.org

Command Injection Libmacgpg

7.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Feb 22, 2017 - 16:59 cve.org

HIGH 7.8

DescriptionCVE.org

AnalysisAI

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. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Command Injection (CWE-77), which allows attackers to inject arbitrary commands into system command execution. 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. Affected products include: Gpgtools Libmacgpg. Version information: before 2015.06.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized APIs, avoid shell execution, validate input with strict allowlists.