PT-2022-3968 · Cisco · Cisco Small Business Rv345+3

Leommxj · Published 2022-08-03 · Updated 2022-09-23 · CVE-2022-20841

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers (affected versions not specified)

Description The issue is related to multiple vulnerabilities in the Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers, which could allow an unauthenticated, remote attacker to execute arbitrary code or cause a denial of service (DoS) condition on an affected device. The vulnerability of the Open Plug and Play (PnP) module is associated with errors in processing input data, allowing a remote attacker to execute arbitrary commands in the base operating system.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Buffer Overflow

RCE

Command Injection

Weakness Enumeration

CWE-120

CWE-20

CWE-77

Related Identifiers

BDU:2022-04801

CVE-2022-20841

Affected Products

Cisco Small Business Rv160

Cisco Small Business Rv260

Cisco Small Business Rv340

Cisco Small Business Rv345

References · 8

• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sb-mult-vuln-CbVp4SUR · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-20841 · Security Note
• https://osv.dev/vulnerability/CVE-2022-20841 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-04801 · Security Note
• https://t.me/cybersecuritytechnologies/6857 · Telegram Post
• https://t.me/echeloneyes/523 · Telegram Post
• https://t.me/true_secator/3253 · Telegram Post
• https://t.me/cvenotify/34674 · Telegram Post