How severe is CVE-2013-4490?

CVE-2013-4490 has a CVSS 2.0 base score of 6.5, rated medium severity.

Is CVE-2013-4490 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 42% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-4490?

CVE-2013-4490 primarily affects Gitlab. In total, 21 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-4490?

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

When was CVE-2013-4490 published?

CVE-2013-4490 was published on 2014-05-13 and last updated on 2026-06-16.

CVE-2013-4490

CVE-2013-4490 is a medium-severity vulnerability in Gitlab with a CVSS 2.0 base score of 6.5. Its EPSS exploit-prediction score of 42% places it in the 99th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: Medium (CVSS 2.0 base score 6.5)
EPSS exploit prediction: 42% (99th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Gitlab
Published: 2014-05-13
Last modified: 2026-06-16

Description

The SSH key upload feature (lib/gitlab_keys.rb) in gitlab-shell before 1.7.3, as used in GitLab 5.0 before 5.4.1 and 6.x before 6.2.3, allows remote authenticated users to execute arbitrary commands via shell metacharacters in the public key.

Frequently asked questions

What is CVE-2013-4490?: The SSH key upload feature (lib/gitlab_keys.rb) in gitlab-shell before 1.7.3, as used in GitLab 5.0 before 5.4.1 and 6.x before 6.2.3, allows remote authenticated users to execute arbitrary commands via shell metacharacters in the public key.
How severe is CVE-2013-4490?: CVE-2013-4490 has a CVSS 2.0 base score of 6.5, rated medium severity.
Is CVE-2013-4490 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 42% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-4490?: CVE-2013-4490 primarily affects Gitlab. In total, 21 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-4490?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-4490 published?: CVE-2013-4490 was published on 2014-05-13 and last updated on 2026-06-16.

References

https://www.gitlab.com/2013/11/04/gitlab-ce-6-2-and-5-4-security-release/

Affected products (21)

cpe:2.3:a:gitlab:gitlab:5.0.0:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab:5.0.1:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab:5.1.0:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab:5.2.0:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab:5.3.0:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab:5.4.0:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab:6.0.0:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab:6.1.0:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab:6.2.0:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab:6.2.1:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab:6.2.2:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab-shell:*:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab-shell:1.0.4:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab-shell:1.1.0:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab-shell:1.2.0:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab-shell:1.3.0:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab-shell:1.4.0:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab-shell:1.5.0:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab-shell:1.6.0:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab-shell:1.7.0:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab-shell:1.7.1:*:*:*:*:*:*:*

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