Medium severity · published Sep 4, 2020
CVE-2020-3453
Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV340 Series Routers could allow an authenticated, remote attacker with administrative…
6.8
CVSS
3.1%
EPSS
No
On KEV
Description
Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV340 Series Routers could allow an authenticated, remote attacker with administrative credentials to execute arbitrary commands on the underlying operating system (OS) as a restricted user. For more information about these vulnerabilities, see the Details section of this advisory.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.1% · higher than 88% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RF
Rv340 Firmware · Cisco
before 1.0.03.19 · source: NVD
RF
Rv340w Firmware · Cisco
before 1.0.03.19 · source: NVD
RF
Rv345 Firmware · Cisco
before 1.0.03.19 · source: NVD
RF
Rv345p Firmware · Cisco
before 1.0.03.19 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-3453
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-3453
Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv-osinj-rce-pwTkPCJv
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-1101/
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