CVE-1999-0063
MediumPublished
Cisco IOS 12.0 and other versions can be crashed by malicious UDP packets to the syslog port.
- Published
- Sep 29, 1999
- Updated
- Aug 1, 2024
- Assigning CNA
- mitre
- Evidence observed
- Jan 11, 1999
Primary CVSS
5.0/ 10Medium
nvd · CVSS 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P8.2%
Low · next 30 days
- Percentile
- 94.7%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
Cisco IOS 12.0 and other versions can be crashed by malicious UDP packets to the syslog port.
Sources
1Olaf Selke · hardware · Jan 11, 1999
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