How severe is CVE-2013-3443?

CVE-2013-3443 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2013-3443 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-3443?

CVE-2013-3443 primarily affects Cisco Wide Area Application Services. In total, 60 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-3443?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2013-3443 published?

CVE-2013-3443 was published on 2013-08-01 and last updated on 2026-06-16.

CVE-2013-3443

CVE-2013-3443 is a critical-severity vulnerability in Cisco Wide Area Application Services with a CVSS 2.0 base score of 10.0. 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-20.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 6% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Cisco Wide Area Application Services
Published: 2013-08-01
Last modified: 2026-06-16

Description

The web service framework in Cisco WAAS Software 4.x and 5.x before 5.0.3e, 5.1.x before 5.1.1c, and 5.2.x before 5.2.1 in a Central Manager (CM) configuration allows remote attackers to execute arbitrary code via a crafted POST request, aka Bug ID CSCuh26626.

Frequently asked questions

What is CVE-2013-3443?: The web service framework in Cisco WAAS Software 4.x and 5.x before 5.0.3e, 5.1.x before 5.1.1c, and 5.2.x before 5.2.1 in a Central Manager (CM) configuration allows remote attackers to execute arbitrary code via a crafted POST request, aka Bug ID CSCuh26626.
How severe is CVE-2013-3443?: CVE-2013-3443 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2013-3443 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-3443?: CVE-2013-3443 primarily affects Cisco Wide Area Application Services. In total, 60 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-3443?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2013-3443 published?: CVE-2013-3443 was published on 2013-08-01 and last updated on 2026-06-16.

References

Affected products (60)

cpe:2.3:a:cisco:wide_area_application_services:4.0.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.0.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.0.5:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.0.7:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.0.9:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.0.11:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.0.13:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.0.17:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.0.19:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.0.21:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.0.23:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.0.25:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.0.27:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.1.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.1.1:a:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.1.1:b:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.1.1:c:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.1.1:d:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.1.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.1.3:a:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.1.3:b:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.1.5:a:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.1.5:b:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.1.5:c:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.1.5:d:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.1.5:e:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.1.5:f:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.1.5:g:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.1.7:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.1.7:a:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.1.7:b:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.2.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.2.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.2.3:a:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.2.3:b:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.2.3:c:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.3.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.3.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.3.5:*:*:*:*:*:*:*
cpe:2.3:a:cisco:wide_area_application_services:4.3.5:a:*:*:*:*:*:*

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