How severe is CVE-2013-4984?

CVE-2013-4984 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2013-4984 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-4984?

CVE-2013-4984 primarily affects Sophos Web Appliance. In total, 76 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-4984?

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-2013-4984 published?

CVE-2013-4984 was published on 2013-09-10 and last updated on 2026-06-16.

CVE-2013-4984

CVE-2013-4984 is a high-severity vulnerability in Sophos Web Appliance with a CVSS 2.0 base score of 7.2. 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: High (CVSS 2.0 base score 7.2)
EPSS exploit prediction: 8% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Sophos Web Appliance
Published: 2013-09-10
Last modified: 2026-06-16

Description

The close_connections function in /opt/cma/bin/clear_keys.pl in Sophos Web Appliance before 3.7.9.1 and 3.8 before 3.8.1.1 allows local users to gain privileges via shell metacharacters in the second argument.

Frequently asked questions

What is CVE-2013-4984?: The close_connections function in /opt/cma/bin/clear_keys.pl in Sophos Web Appliance before 3.7.9.1 and 3.8 before 3.8.1.1 allows local users to gain privileges via shell metacharacters in the second argument.
How severe is CVE-2013-4984?: CVE-2013-4984 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2013-4984 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-4984?: CVE-2013-4984 primarily affects Sophos Web Appliance. In total, 76 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-4984?: 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-2013-4984 published?: CVE-2013-4984 was published on 2013-09-10 and last updated on 2026-06-16.

References

Affected products (76)

cpe:2.3:a:sophos:web_appliance:*:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.0.0:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.0.1:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.0.1.1:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.0.2:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.0.3:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.0.4:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.0.5:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.0.5.1:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.1.0:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.1.1:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.1.2:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.1.3:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.1.4:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.2.1:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.2.2:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.2.2.1:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.2.3:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.2.4:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.2.5:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.2.6:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.2.7:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.3.0:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.3.1:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.3.2:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.3.3:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.3.3.1:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.3.4:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.3.5:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.3.5.1:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.3.6:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.3.6.1:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.4.0:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.4.1:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.4.2:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.4.3:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.4.3.1:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.4.4:*:*:*:*:*:*:*
cpe:2.3:a:sophos:web_appliance:3.4.5:*:*:*:*:*:*:*

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