CVE-1999-0063
Cisco IOS 12.0.2 - Syslog Crash
Severity Score
9.1
*CVSS v3
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Cisco IOS 12.0 and other versions can be crashed by malicious UDP packets to the syslog port.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 1999-01-11 CVE Published
- 1999-01-11 First Exploit
- 1999-06-07 CVE Reserved
- 2024-08-01 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
CAPEC
References (2)
| URL | Tag | Source |
|---|---|---|
| https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0063 | X_refsource_misc |
| URL | Date | SRC |
|---|---|---|
| https://www.exploit-db.com/exploits/19531 | 1999-01-11 |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 11.3aa Search vendor "Cisco" for product "Ios" and version "11.3aa" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 11.3db Search vendor "Cisco" for product "Ios" and version "11.3db" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.0 Search vendor "Cisco" for product "Ios" and version "12.0" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.0\(1\)w Search vendor "Cisco" for product "Ios" and version "12.0\(1\)w" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.0\(1\)xa3 Search vendor "Cisco" for product "Ios" and version "12.0\(1\)xa3" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.0\(1\)xb Search vendor "Cisco" for product "Ios" and version "12.0\(1\)xb" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.0\(1\)xe Search vendor "Cisco" for product "Ios" and version "12.0\(1\)xe" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.0\(2\)xc Search vendor "Cisco" for product "Ios" and version "12.0\(2\)xc" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.0\(2\)xd Search vendor "Cisco" for product "Ios" and version "12.0\(2\)xd" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.0db Search vendor "Cisco" for product "Ios" and version "12.0db" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.0s Search vendor "Cisco" for product "Ios" and version "12.0s" | - |
Affected
| ||||||
| Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 12.0t Search vendor "Cisco" for product "Ios" and version "12.0t" | - |
Affected
| ||||||