How severe is CVE-2013-4203?

CVE-2013-4203 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2013-4203 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-4203?

CVE-2013-4203 primarily affects Richard Cook Rgpg. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-4203?

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-2013-4203 published?

CVE-2013-4203 was published on 2013-10-11 and last updated on 2026-06-16.

CVE-2013-4203

CVE-2013-4203 is a high-severity vulnerability in Richard Cook Rgpg with a CVSS 2.0 base score of 7.5. 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-94.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Richard Cook Rgpg
Published: 2013-10-11
Last modified: 2026-06-16

Description

The self.run_gpg function in lib/rgpg/gpg_helper.rb in the rgpg gem before 0.2.3 for Ruby allows remote attackers to execute arbitrary commands via shell metacharacters in unspecified vectors.

Frequently asked questions

What is CVE-2013-4203?: The self.run_gpg function in lib/rgpg/gpg_helper.rb in the rgpg gem before 0.2.3 for Ruby allows remote attackers to execute arbitrary commands via shell metacharacters in unspecified vectors.
How severe is CVE-2013-4203?: CVE-2013-4203 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2013-4203 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-4203?: CVE-2013-4203 primarily affects Richard Cook Rgpg. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-4203?: 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-2013-4203 published?: CVE-2013-4203 was published on 2013-10-11 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:richard_cook:rgpg:*:-:*:*:*:ruby:*:*
cpe:2.3:a:richard_cook:rgpg:0.2.0:-:*:*:*:ruby:*:*
cpe:2.3:a:richard_cook:rgpg:0.2.1:-:*:*:*:ruby:*:*

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