PT-2022-4762 · Cisco · Rv130+3

Published 2022-07-20 · Updated 2022-07-26 · CVE-2022-20880

Positive Technologies (AI Summary)

CVSS v3.1

7.2

High

Base vector

AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers (affected versions not specified)

Description The issue is related to insufficient validation of user fields within incoming HTTP packets in the web-based management interface, which could allow an authenticated, remote attacker to execute arbitrary code on an affected device or cause the device to restart unexpectedly, resulting in a denial of service (DoS) condition. An attacker could exploit this by sending a crafted request to the web-based management interface. A successful exploit could allow the attacker to execute arbitrary commands on an affected device with root-level privileges.

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

Command Injection

OS Command Injection

Buffer Overflow

Weakness Enumeration

CWE-77

CWE-78

CWE-120

Related Identifiers

BDU:2022-05662

CVE-2022-20880

Affected Products

Rv110W

Rv130

Rv130W

Rv215W

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2022-20880 · Security Note
• https://bdu.fstec.ru/vul/2022-05662 · Security Note
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sb-rv-rce-overflow-ygHByAK · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-20880 · Vendor Advisory
• https://cybersecurity-help.cz/vdb/SB2022072215 · Note
• https://t.me/cibsecurity/46738 · Telegram Post