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CVE-2021-34708
CVE information
Published
Last Modified
CVSSv2.0 Severity
CVSSv3.1 Severity
Impact Analysis
Description
Multiple vulnerabilities in image verification checks of Cisco Network Convergence System (NCS) 540 Series Routers, only when running Cisco IOS XR NCS540L software images, and Cisco IOS XR Software for Cisco 8000 Series Routers could allow an authenticated, local attacker to execute arbitrary code on the underlying operating system. For more information about these vulnerabilities, see the Details section of this advisory..
CVSSv2.0 Score
- Severity
- High
- Base Score
- 7.2/10
- Exploit Score
- 3.9/10
- Access Vector
- Local
- Access Complexity
- Low
- Authentication Required
- None
- Impact Score
- 10/10
- Confidentiality Impact
- Complete
- Availability Impact
- Complete
- Integrity Impact
- Complete
CVSSv3.1 Score
- Severity
- Medium
- Base Score
- 6.7/10
- Exploit Score
- 0.8/10
- Access Vector
- Local
- Access Complexity
- Low
- Privileges Required
- High
- Impact Score
- 5.9/10
- Confidentiality Impact
- High
- Availability Impact
- High
- Integrity Impact
- High
- Scope
- Unchanged
- User Interaction
- None
Products Affected
CPE | Affected | Vulnerable | Excluding | Edit |
---|---|---|---|---|
cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:* |
Yes
|
- | 7.3.2 | |
cpe:2.3:h:cisco:8101-32fh:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:8101-32h:*:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:8102-64h:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:8201:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:8201-32fh:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:8202:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:8800_12-slot:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:8800_18-slot:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:8800_4-slot:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:8800_8-slot:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:* |
Yes
|
- | 7.3.2 | |
cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:* |
Yes
|
7.4.0 | 7.4.1 | |
cpe:2.3:h:cisco:n540-12z20g-sys-a:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:n540-12z20g-sys-d:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:n540-24z8q2c-m:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:n540-24z8q2c-sys:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:n540-28z4c-sys-a:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:n540-28z4c-sys-d:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:n540-acc-sys:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:n540x-12z16g-sys-a:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:n540x-12z16g-sys-d:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:n540x-16z4g8q2c-a:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:n540x-16z4g8q2c-d:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:cisco:n540x-acc-sys:-:*:*:*:*:*:*:* |
No
|
- |