CVE-2023-20246
"Cisco Snort Access Control Policy Bypass Vulnerability"
Description
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.
INFO
Published Date :
Nov. 1, 2023, 6:15 p.m.
Last Modified :
Feb. 6, 2024, 9:15 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
1.4
Exploitability Score :
3.9
Affected Products
The following products are affected by CVE-2023-20246
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2023-20246.
| URL | Resource |
|---|---|
| https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-snort3acp-bypass-3bdR2BEh | Vendor Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2023-20246 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2023-20246 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Feb. 06, 2024
Action Type Old Value New Value Changed Description 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. 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. -
Modified Analysis by [email protected]
Feb. 05, 2024
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:a:snort:snort:*:*:*:*:*:*:*:* versions up to (excluding) 3.1.57.0 OR *cpe:2.3:a:snort:snort:*:*:*:*:*:*:*:* versions from (including) 3.0.0 up to (excluding) 3.1.57.0 Changed CPE Configuration OR *cpe:2.3:a:cisco:unified_threat_defense:*:*:*:*:*:*:*:* versions from (including) 17.12 up to (excluding) 17.12.2 *cpe:2.3:a:cisco:unified_threat_defense:*:*:*:*:*:*:*:* versions from (including) 17.13 up to (excluding) 17.13.1 OR *cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* versions from (including) 7.0.0 up to (including) 7.3.1.1 *cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:* versions from (including) 17.12 up to (excluding) 17.12.2 -
CVE Modified by [email protected]
Jan. 25, 2024
Action Type Old Value New Value Added CWE Cisco Systems, Inc. CWE-290 -
Initial Analysis by [email protected]
Nov. 09, 2023
Action Type Old Value New Value Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Changed Reference Type https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-snort3acp-bypass-3bdR2BEh No Types Assigned https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-snort3acp-bypass-3bdR2BEh Vendor Advisory Added CWE NIST NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:a:snort:snort:*:*:*:*:*:*:*:* versions up to (excluding) 3.1.57.0 Added CPE Configuration OR *cpe:2.3:a:cisco:unified_threat_defense:*:*:*:*:*:*:*:* versions from (including) 17.12 up to (excluding) 17.12.2 *cpe:2.3:a:cisco:unified_threat_defense:*:*:*:*:*:*:*:* versions from (including) 17.13 up to (excluding) 17.13.1
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-20246 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2023-20246
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.07 }} 0.00%
score
0.30539
percentile