PT-2021-1623 · Cisco · Cisco Rv110W+3

Published 2021-01-13 · Updated 2021-01-15 · CVE-2021-1197

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Cisco RV110W versions not specified Cisco RV130 versions not specified Cisco RV130W versions not specified Cisco RV215W versions not specified

Description The issue is related to insufficient input validation in the web-based management interface of the affected devices. This could allow a remote attacker to execute arbitrary code or cause the device to restart unexpectedly. The attacker would need to have valid administrator credentials to exploit this issue. The exploitation involves sending crafted HTTP requests to the affected device, potentially leading to arbitrary code execution as the root user or a denial of service condition.

Recommendations For Cisco RV110W, update to a version that addresses the issue, if available. For Cisco RV130, update to a version that addresses the issue, if available. For Cisco RV130W, update to a version that addresses the issue, if available. For Cisco RV215W, update to a version that addresses the issue, if available. As a temporary workaround, consider restricting access to the web-based management interface to minimize the risk of exploitation.

Fix

Memory Corruption

Stack Overflow

Weakness Enumeration

CWE-787

CWE-121

Related Identifiers

BDU:2021-00276

CVE-2021-1197

Affected Products

Cisco Rv110W

Cisco Rv130

Cisco Rv130W

Cisco Rv215W

References · 5

• https://bdu.fstec.ru/vul/2021-00276 · Security Note
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv-overflow-WUnUgv4U · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-1197 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-1197 · Security Note
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv-overflow-WUnUgv4U# · Note