CVE-2002-2052

CVE-2002-2052 is a medium-severity vulnerability in Cisco Ios with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Cisco 2611 router running IOS 12.1(6.5), possibly an interim release, allows remote attackers to cause a denial of service via port scans such as (1) scanning all ports on a single host and (2) scanning a network of hosts for a single open port through the router. NOTE: the vendor could not reproduce this issue, saying that the original reporter was using an interim release of the software.

Frequently asked questions

What is CVE-2002-2052?
Cisco 2611 router running IOS 12.1(6.5), possibly an interim release, allows remote attackers to cause a denial of service via port scans such as (1) scanning all ports on a single host and (2) scanning a network of hosts for a single open port through the router. NOTE: the vendor could not reproduce this issue, saying that the original reporter was using an interim release of the software.
How severe is CVE-2002-2052?
CVE-2002-2052 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2002-2052 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-2052?
CVE-2002-2052 affects Cisco Ios. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2002-2052?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2002-2052 published?
CVE-2002-2052 was published on 2002-12-31 and last updated on 2026-06-16.

References

Affected products (1)

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