PT-2020-2792 · Cisco · Cisco Ios+1

Published 2020-06-03 · Updated 2021-10-19 · CVE-2020-3257

Positive Technologies (AI Summary)

CVSS v2.0

8.3

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Cisco IOS versions (affected versions not specified)

Description The issue is related to insufficient input validation in the Cisco IOx application environment, which could allow a remote attacker to elevate privileges, execute arbitrary code, or cause a denial of service condition.

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

DoS

Buffer Overflow

RCE

Weakness Enumeration

CWE-119

CWE-20

Related Identifiers

BDU:2020-02887

CVE-2020-3257

Affected Products

Cisco Ios

Cisco Iox

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2020-3257 · Security Note
• https://bdu.fstec.ru/vul/2020-02887 · Security Note
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-iot-gos-vuln-s9qS8kYL · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-3257 · Vendor Advisory