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CVE-2002-1768

UnknownEPSS 1.59%

Last modified

CVE-2002-1768 is a vulnerability of currently unknown severity. Cisco IOS 11.1 through 12.2, when HSRP support is not enabled, allows remote attackers to cause a denial of service (CPU consumption) via randomly sized UDP packets to the Hot Standby Routing Protocol (HSRP) port 1985.. EPSS estimates a 1.59% chance of exploitation in the next 30 days.

Description

Cisco IOS 11.1 through 12.2, when HSRP support is not enabled, allows remote attackers to cause a denial of service (CPU consumption) via randomly sized UDP packets to the Hot Standby Routing Protocol (HSRP) port 1985.

Metrics

EPSS Probability
1.59%

72.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
CiscoIos11.1
CiscoIos11.2
CiscoIos12.0
CiscoIos12.1
CiscoIos12.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2002-1768?
Cisco IOS 11.1 through 12.2, when HSRP support is not enabled, allows remote attackers to cause a denial of service (CPU consumption) via randomly sized UDP packets to the Hot Standby Routing Protocol (HSRP) port 1985.
How severe is CVE-2002-1768?
Severity scoring for CVE-2002-1768 is pending analysis. The EPSS model estimates a 1.59% probability of exploitation in the next 30 days.
How do I fix CVE-2002-1768?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2002-1768?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST