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CVE-2021-1495
CVE information
Published
Last Modified
CVSSv2.0 Severity
CVSSv3.1 Severity
Impact Analysis
Description
Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured file policy for HTTP. The vulnerability is due to incorrect handling of specific HTTP header parameters. An attacker could exploit this vulnerability by sending crafted HTTP packets through an affected device. A successful exploit could allow the attacker to bypass a configured file policy for HTTP packets and deliver a malicious payload..
CVSSv2.0 Score
- Severity
- Medium
- Base Score
- 5/10
- Exploit Score
- 10/10
- Access Vector
- Network
- Access Complexity
- Low
- Authentication Required
- None
- Impact Score
- 2.9/10
- Confidentiality Impact
- None
- Availability Impact
- None
- Integrity Impact
- Partial
CVSSv3.1 Score
- Severity
- Medium
- Base Score
- 5.3/10
- Exploit Score
- 3.9/10
- Access Vector
- Network
- Access Complexity
- Low
- Privileges Required
- None
- Impact Score
- 1.4/10
- Confidentiality Impact
- None
- Availability Impact
- None
- Integrity Impact
- Low
- Scope
- Unchanged
- User Interaction
- None
Products Affected
CPE | Affected | Vulnerable | Excluding | Edit |
---|---|---|---|---|
cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* |
Yes
|
6.5.0 | 6.6.4 | |
cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* |
Yes
|
6.7.0 | 6.7.0.2 | |
cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* |
Yes
|
- | 6.4.0.12 |