PT-2022-2306 · Cisco · Cisco Small Business Rv260+8
Bien Pham
+1
·
Published
2022-02-02
·
Updated
2023-02-14
·
CVE-2022-20705
CVSS v3.1
10
Critical
| Vector | AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Cisco Small Business RV160, RV160W, RV260, RV260P, RV260W, RV340, RV340W, RV345, RV345P (affected versions not specified)
Description
The issue is related to weaknesses in the authentication procedure of the web interface of the affected routers. This could allow a remote attacker to gain partial administrative privileges and perform unauthorized actions. The vulnerability may also enable an attacker to execute arbitrary code, elevate privileges, execute arbitrary commands, bypass authentication and authorization protections, fetch and run unsigned software, or cause a denial of service (DoS).
Recommendations
For Cisco Small Business RV160, RV160W, RV260, RV260P, RV260W, RV340, RV340W, RV345, RV345P, consider disabling the web interface until a patch is available.
Restrict access to the
upload.cgi endpoint to minimize the risk of exploitation.
Avoid using the sessionid variable in the affected API endpoints until the issue is resolved.
At the moment, there is no information about a newer version that contains a fix for this vulnerability.Exploit
Memory Corruption
Improper Authentication
Stack Overflow
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Related Identifiers
Affected Products
Cisco Small Business Rv160
Cisco Small Business Rv160W
Cisco Small Business Rv260
Cisco Small Business Rv260P
Cisco Small Business Rv260W
Cisco Small Business Rv340
Cisco Small Business Rv340W
Cisco Small Business Rv345
Cisco Small Business Rv345P