How severe is CVE-2013-4457?

CVE-2013-4457 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2013-4457 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-4457?

CVE-2013-4457 primarily affects Thoughtbot Cocaine. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-4457?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2013-4457 published?

CVE-2013-4457 was published on 2013-11-02 and last updated on 2026-06-16.

CVE-2013-4457

CVE-2013-4457 is a medium-severity vulnerability in Thoughtbot Cocaine with a CVSS 2.0 base score of 6.8. 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-78.

Key facts

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Thoughtbot Cocaine
Published: 2013-11-02
Last modified: 2026-06-16

Description

The Cocaine gem 0.4.0 through 0.5.2 for Ruby allows context-dependent attackers to execute arbitrary commands via a crafted has object, related to recursive variable interpolation.

Frequently asked questions

What is CVE-2013-4457?: The Cocaine gem 0.4.0 through 0.5.2 for Ruby allows context-dependent attackers to execute arbitrary commands via a crafted has object, related to recursive variable interpolation.
How severe is CVE-2013-4457?: CVE-2013-4457 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2013-4457 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-4457?: CVE-2013-4457 primarily affects Thoughtbot Cocaine. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-4457?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-4457 published?: CVE-2013-4457 was published on 2013-11-02 and last updated on 2026-06-16.

References

Affected products (6)

cpe:2.3:a:thoughtbot:cocaine:0.4.0:-:*:*:*:ruby:*:*
cpe:2.3:a:thoughtbot:cocaine:0.4.1:-:*:*:*:ruby:*:*
cpe:2.3:a:thoughtbot:cocaine:0.4.2:-:*:*:*:ruby:*:*
cpe:2.3:a:thoughtbot:cocaine:0.5.0:*:*:*:*:ruby:*:*
cpe:2.3:a:thoughtbot:cocaine:0.5.1:-:*:*:*:ruby:*:*
cpe:2.3:a:thoughtbot:cocaine:0.5.2:-:*:*:*:ruby:*:*

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