| Vulnerability Name: | CVE-2021-34703 (CCN-209876) |
| Assigned: | 2021-09-22 |
| Published: | 2021-09-22 |
| Updated: | 2023-05-22 |
| Summary: | |
| CVSS v3 Severity: | 6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)| Exploitability Metrics: | Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None | | Scope: | Scope (S): Unchanged
| | Impact Metrics: | Confidentiality (C): None
Integrity (I): None
Availibility (A): High |
6.8 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H)
5.9 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C)| Exploitability Metrics: | Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None | | Scope: | Scope (S): Changed
| | Impact Metrics: | Confidentiality (C): None
Integrity (I): None
Availibility (A): High |
|
| CVSS v2 Severity: | 6.8 Medium (CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:N/A:C)| Exploitability Metrics: | Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance | | Impact Metrics: | Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete |
5.5 Medium (CCN CVSS v2 Vector: AV:A/AC:L/Au:S/C:N/I:N/A:C)| Exploitability Metrics: | Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
| | Impact Metrics: | Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete |
|
| Vulnerability Consequences: | Denial of Service |
| References: | Source: MITRE
Type: CNA
CVE-2021-34703
Source: XF
Type: UNKNOWN
cisco-cve202134703-dos(209876)
Source: CCN
Type: Cisco Security Advisory cisco-sa-lldp-dos-sBnuHSjT
Cisco IOS and IOS XE Software Link Layer Discovery Protocol Denial of Service Vulnerability
Source: ykramarz@cisco.com
Type: Vendor Advisory
ykramarz@cisco.com
|
| Vulnerable Configuration: | Configuration CCN 1:
cpe:/o:cisco:ios_software:*:*:*:*:*:*:*:*OR cpe:/o:cisco:ios_xe_software:*:*:*:*:*:*:*:*
 Denotes that component is vulnerable |
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