PT-2020-3852 · Cisco · Cisco Small Business Rv340 Series Routers

0X00String · Published 2020-09-03 · Updated 2021-08-06 · CVE-2020-3453

Positive Technologies (AI Summary)

CVSS v2.0

7.7

High

Base vector

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

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

Description: The issue is related to a buffer overflow in the memory of the web-based management interface of Cisco Small Business RV340 Series Routers. This could allow a remote attacker to execute arbitrary commands on the underlying operating system. The attacker would need to have administrative credentials to exploit this issue.

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

Buffer Overflow

RCE

Weakness Enumeration

CWE-119

CWE-20

Related Identifiers

BDU:2020-04214

CVE-2020-3453

ZDI-20-1101

Affected Products

Cisco Small Business Rv340 Series Routers

References · 5

• https://osv.dev/vulnerability/CVE-2020-3453 · Vendor Advisory
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv-osinj-rce-pwTkPCJv · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-20-1101 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-3453 · Security Note
• https://bdu.fstec.ru/vul/2020-04214 · Security Note