How severe is CVE-2007-5571?

CVE-2007-5571 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2007-5571 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-5571?

CVE-2007-5571 affects Cisco Firewall Services Module. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-5571?

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

When was CVE-2007-5571 published?

CVE-2007-5571 was published on 2007-10-18 and last updated on 2026-06-16.

CVE-2007-5571

CVE-2007-5571 is a medium-severity vulnerability in Cisco Firewall Services Module 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-264.

Key facts

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Cisco Firewall Services Module
Published: 2007-10-18
Last modified: 2026-06-16

Description

Cisco Firewall Services Module (FWSM) 3.1(6), and 3.2(2) and earlier, does not properly enforce edited ACLs, which might allow remote attackers to bypass intended restrictions on network traffic, aka CSCsj52536.

Frequently asked questions

What is CVE-2007-5571?: Cisco Firewall Services Module (FWSM) 3.1(6), and 3.2(2) and earlier, does not properly enforce edited ACLs, which might allow remote attackers to bypass intended restrictions on network traffic, aka CSCsj52536.
How severe is CVE-2007-5571?: CVE-2007-5571 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2007-5571 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-5571?: CVE-2007-5571 affects Cisco Firewall Services Module. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-5571?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-5571 published?: CVE-2007-5571 was published on 2007-10-18 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:h:cisco:firewall_services_module:*:*:*:*:*:*:*:*

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