Vulnerability Details : CVE-2023-20246
Multiple Cisco products are affected by a vulnerability in Snort access control policies that could allow an unauthenticated, remote attacker to bypass the configured policies on an affected system.
This vulnerability is due to a logic error that occurs when the access control policies are being populated. An attacker could exploit this vulnerability by establishing a connection to an affected device. A successful exploit could allow the attacker to bypass configured access control rules on the affected system.
Products affected by CVE-2023-20246
- cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
- Cisco » Firepower Threat DefenseVersions from including (>=) 7.0.0 and up to, including, (<=) 7.3.1.1cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*
- cpe:2.3:a:snort:snort:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-20246
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 17 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-20246
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.8
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N |
N/A
|
N/A
|
Cisco:cisco-sa-ftd-snort3acp-bypass-3bdR2BEh | 2024-02-06 |
|
5.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
3.9
|
1.4
|
NIST | |
|
5.8
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N |
3.9
|
1.4
|
Cisco Systems, Inc. |
CWE ids for CVE-2023-20246
-
This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks.Assigned by: ykramarz@cisco.com (Secondary)
References for CVE-2023-20246
-
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-snort3acp-bypass-3bdR2BEh
Multiple Cisco Products Snort 3 Access Control Policy Bypass VulnerabilityVendor Advisory
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