| Vulnerability Name: | CVE-1999-0160 (CCN-570) |
| Assigned: | 1997-10-01 |
| Published: | 1997-10-01 |
| Updated: | 2008-09-09 |
| Summary: | Some classic Cisco IOS devices have a vulnerability in the PPP CHAP authentication to establish unauthorized PPP connections.
|
| CVSS v3 Severity: | 7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)| Exploitability Metrics: | Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None | | Scope: | Scope (S): Unchanged
| | Impact Metrics: | Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low |
|
| CVSS v2 Severity: | 7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)| Exploitability Metrics: | Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None | | Impact Metrics: | Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial |
7.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)| Exploitability Metrics: | Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
| | Impact Metrics: | Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial |
|
| Vulnerability Type: | CWE-Other
|
| Vulnerability Consequences: | Gain Access |
| References: | Source: MITRE
Type: CNA
CVE-1999-0160
Source: CCN
Type: CIAC Information Bulletin I-002a
Cisco CHAP Authentication Vulnerability
Source: CCN
Type: Cisco Systems Field Notice, October 1, 1997
Vulnerabilities in Cisco CHAP Authentication
Source: OSVDB
Type: UNKNOWN
1099
Source: CCN
Type: OSVDB ID: 1099
Cisco IOS CHAP Authentication Bypass
Source: CCN
Type: BID-693
Cisco IOS CHAP Authentication Vulnerabilities
Source: XF
Type: UNKNOWN
cisco-CHAP(570)
|
| Vulnerable Configuration: | Configuration 1:
cpe:/o:cisco:ios:4.1:*:*:*:*:*:*:*OR cpe:/o:cisco:ios:9.1:*:*:*:*:*:*:*OR cpe:/o:cisco:ios:10.3:*:*:*:*:*:*:*OR cpe:/o:cisco:ios:11.0:*:*:*:*:*:*:*OR cpe:/o:cisco:ios:11.1:*:*:*:*:*:*:*OR cpe:/o:cisco:ios:11.2:*:*:*:*:*:*:*OR cpe:/o:cisco:ios:11.2p:*:*:*:*:*:*:*
Configuration CCN 1:
cpe:/o:cisco:ios:11.1:*:*:*:*:*:*:*OR cpe:/o:cisco:ios:11.2:*:*:*:*:*:*:*OR cpe:/o:cisco:ios:11.2p:*:*:*:*:*:*:*OR cpe:/o:cisco:ios:10.3:*:*:*:*:*:*:*OR cpe:/o:cisco:ios:11.0:*:*:*:*:*:*:*OR cpe:/o:cisco:ios:4.1:*:*:*:*:*:*:*OR cpe:/o:cisco:ios:9.1:*:*:*:*:*:*:*
 Denotes that component is vulnerable |
| Oval Definitions |
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