PT-2021-2149 · Cisco · Cisco Staros

Published 2021-02-17 · Updated 2021-02-24 · CVE-2021-1378

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

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

Description A vulnerability in the SSH service could allow an unauthenticated, remote attacker to cause an affected device to stop processing traffic, resulting in a denial of service (DoS) condition. The issue is due to a logic error that may occur under specific traffic conditions. An attacker could exploit this by sending a series of crafted packets to an affected device, potentially preventing the targeted service from receiving any traffic and leading to a DoS condition.

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

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

BDU:2021-01021

CVE-2021-1378

Affected Products

Cisco Staros

References · 5

• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-StarOS-DoS-RLLvGFJj · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-1378 · Security Note
• https://bdu.fstec.ru/vul/2021-01021 · Security Note
• https://osv.dev/vulnerability/CVE-2021-1378 · Vendor Advisory
• https://t.me/cibsecurity/23764 · Telegram Post