PT-2020-4430 · Cisco · Cisco Ios Xe

Kwangho Park + 1 · Published 2020-09-24 · Updated 2023-05-22 · CVE-2020-3474

Positive Technologies (AI Summary)

CVSS v2.0

8.5

High

Base vector

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

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

Description: The issue is related to multiple vulnerabilities in the web management framework of Cisco IOS XE Software. These vulnerabilities could allow an authenticated, remote attacker with read-only privileges to gain unauthorized read access to sensitive data or cause the web management software to hang or crash, resulting in a denial of service (DoS) condition. The vulnerabilities are associated with errors in processing input data.

Recommendations: For Cisco IOS XE Software, update to a version that includes the software updates released by Cisco to address these vulnerabilities. At the moment, there is no information about specific versions that contain a fix for this vulnerability, but it is recommended to apply the software updates provided by Cisco. As a temporary workaround, consider restricting access to the web management framework until a patch is available.

Fix

DoS

Incorrect Authorization

Improper Privilege Management

RCE

Weakness Enumeration

CWE-863

CWE-269

CWE-20

Related Identifiers

BDU:2020-04959

CVE-2020-3474

Affected Products

Cisco Ios Xe

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2020-3474 · Security Note
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-xe-webui-multi-vfTkk7yr · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-04959 · Security Note
• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-xe-webui-multi-vfTkk7yr · Vendor Advisory