How severe is CVE-2001-0375?

CVE-2001-0375 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2001-0375 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2001-0375?

CVE-2001-0375 primarily affects Cisco Pix Firewall 515. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2001-0375?

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

When was CVE-2001-0375 published?

CVE-2001-0375 was published on 2001-06-18 and last updated on 2026-06-16.

CVE-2001-0375

CVE-2001-0375 is a medium-severity vulnerability in Cisco Pix Firewall 515 with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 10% places it in the 95th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 10% (95th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Cisco Pix Firewall 515
Published: 2001-06-18
Last modified: 2026-06-16

Description

Cisco PIX Firewall 515 and 520 with 5.1.4 OS running aaa authentication to a TACACS+ server allows remote attackers to cause a denial of service via a large number of authentication requests.

Frequently asked questions

What is CVE-2001-0375?: Cisco PIX Firewall 515 and 520 with 5.1.4 OS running aaa authentication to a TACACS+ server allows remote attackers to cause a denial of service via a large number of authentication requests.
How severe is CVE-2001-0375?: CVE-2001-0375 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2001-0375 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2001-0375?: CVE-2001-0375 primarily affects Cisco Pix Firewall 515. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2001-0375?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2001-0375 published?: CVE-2001-0375 was published on 2001-06-18 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:h:cisco:pix_firewall_515:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:pix_firewall_520:*:*:*:*:*:*:*:*

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