How severe is CVE-2013-5567?

CVE-2013-5567 has a CVSS 2.0 base score of 5.4, rated medium severity.

Is CVE-2013-5567 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-5567?

CVE-2013-5567 affects Cisco Adaptive Security Appliance Software. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2013-5567?

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

When was CVE-2013-5567 published?

CVE-2013-5567 was published on 2014-07-14 and last updated on 2026-06-16.

CVE-2013-5567

CVE-2013-5567 is a medium-severity vulnerability in Cisco Adaptive Security Appliance Software with a CVSS 2.0 base score of 5.4. 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-400.

Key facts

Severity: Medium (CVSS 2.0 base score 5.4)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Cisco Adaptive Security Appliance Software
Published: 2014-07-14
Last modified: 2026-06-16

Description

Cisco Adaptive Security Appliance (ASA) Software 8.4(.6) and earlier, when using an unsupported configuration with overlapping criteria for filtering and inspection, allows remote attackers to cause a denial of service (traffic loop and device crash) via a packet that triggers multiple matches, aka Bug ID CSCui45606.

Frequently asked questions

What is CVE-2013-5567?: Cisco Adaptive Security Appliance (ASA) Software 8.4(.6) and earlier, when using an unsupported configuration with overlapping criteria for filtering and inspection, allows remote attackers to cause a denial of service (traffic loop and device crash) via a packet that triggers multiple matches, aka Bug ID CSCui45606.
How severe is CVE-2013-5567?: CVE-2013-5567 has a CVSS 2.0 base score of 5.4, rated medium severity.
Is CVE-2013-5567 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-5567?: CVE-2013-5567 affects Cisco Adaptive Security Appliance Software. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2013-5567?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-5567 published?: CVE-2013-5567 was published on 2014-07-14 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*

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