Vulnerability Details : CVE-2023-20025
A vulnerability in the web-based management interface of Cisco Small Business RV016, RV042, RV042G, and RV082 Routers could allow an unauthenticated, remote attacker to bypass authentication on an affected device.
This vulnerability is due to improper validation of user input within incoming HTTP packets. An attacker could exploit this vulnerability by sending a crafted HTTP request to the web-based management interface. A successful exploit could allow the attacker to bypass authentication and gain root access on the underlying operating system.
Products affected by CVE-2023-20025
- cpe:2.3:o:cisco:rv016_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:rv042_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:rv042g_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:rv082_firmware:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-20025
0.24%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 47 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-20025
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.0
|
CRITICAL | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H |
N/A
|
N/A
|
Cisco:cisco-sa-sbr042-multi-vuln-ej76Pke5 | 2025-03-07 |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST | |
|
9.0
|
CRITICAL | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H |
2.2
|
6.0
|
Cisco Systems, Inc. | 2025-03-12 |
|
9.0
|
CRITICAL | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H |
2.2
|
6.0
|
Cisco Systems, Inc. |
CWE ids for CVE-2023-20025
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
-
This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks.Assigned by: nvd@nist.gov (Primary)
-
The referer field in HTTP requests can be easily modified and, as such, is not a valid means of message integrity checking.Assigned by:
- psirt@cisco.com (Secondary)
- ykramarz@cisco.com (Secondary)
References for CVE-2023-20025
-
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sbr042-multi-vuln-ej76Pke5
Cisco Small Business RV016, RV042, RV042G, and RV082 Routers VulnerabilitiesMitigation;Vendor Advisory
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