CVE-2022-20701
Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
YesDecision
Descriptions
Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker to do any of the following: Execute arbitrary code Elevate privileges Execute arbitrary commands Bypass authentication and authorization protections Fetch and run unsigned software Cause denial of service (DoS) For more information about these vulnerabilities, see the Details section of this advisory.
Múltiples vulnerabilidades en los routers Cisco Small Business RV160, RV260, RV340 y RV345 Series podrían permitir a un atacante realizar cualquiera de las siguientes acciones Ejecutar código arbitrario. Elevar los privilegios. Ejecutar comandos arbitrarios. Omitir las protecciones de autenticación y autorización. Obtener y ejecutar software no firmado. Causar una denegación de servicio (DoS) Para obtener más información sobre estas vulnerabilidades, consulte la sección Detalles de este aviso
This vulnerability allows local attackers to escalate privileges on affected installations of Cisco RV340 routers. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
The specific flaw exists within confd_cli. The issue results from executing user commands at an unnecessarily high privilege level. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root.
A vulnerability in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker to do any of the following: 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).
CVSS Scores
SSVC
- Decision:Act
Timeline
- 2021-11-02 CVE Reserved
- 2022-02-10 CVE Published
- 2022-03-03 Exploited in Wild
- 2022-03-17 KEV Due Date
- 2024-08-14 EPSS Updated
- 2024-10-29 CVE Updated
- ---------- First Exploit
CWE
- CWE-121: Stack-based Buffer Overflow
- CWE-787: Out-of-bounds Write
CAPEC
References (2)
URL | Tag | Source |
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https://www.zerodayinitiative.com/advisories/ZDI-22-412 | Third Party Advisory |
URL | Date | SRC |
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URL | Date | SRC |
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Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Cisco Search vendor "Cisco" | Rv340 Firmware Search vendor "Cisco" for product "Rv340 Firmware" | <= 1.0.03.24 Search vendor "Cisco" for product "Rv340 Firmware" and version " <= 1.0.03.24" | - |
Affected
| in | Cisco Search vendor "Cisco" | Rv340 Search vendor "Cisco" for product "Rv340" | - | - |
Safe
|
Cisco Search vendor "Cisco" | Rv340w Firmware Search vendor "Cisco" for product "Rv340w Firmware" | <= 1.0.03.24 Search vendor "Cisco" for product "Rv340w Firmware" and version " <= 1.0.03.24" | - |
Affected
| in | Cisco Search vendor "Cisco" | Rv340w Search vendor "Cisco" for product "Rv340w" | - | - |
Safe
|
Cisco Search vendor "Cisco" | Rv345 Firmware Search vendor "Cisco" for product "Rv345 Firmware" | <= 1.0.03.24 Search vendor "Cisco" for product "Rv345 Firmware" and version " <= 1.0.03.24" | - |
Affected
| in | Cisco Search vendor "Cisco" | Rv345 Search vendor "Cisco" for product "Rv345" | - | - |
Safe
|
Cisco Search vendor "Cisco" | Rv345p Firmware Search vendor "Cisco" for product "Rv345p Firmware" | <= 1.0.03.24 Search vendor "Cisco" for product "Rv345p Firmware" and version " <= 1.0.03.24" | - |
Affected
| in | Cisco Search vendor "Cisco" | Rv345p Search vendor "Cisco" for product "Rv345p" | - | - |
Safe
|