Improper Handling of Exceptional Conditions in Junos OS - CVE-2021-0299
Published: October 19, 2021
Vulnerability identifier: #VU57434
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-0299
CWE-ID: CWE-755
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper handling of exceptional conditions. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
Affected software
Junos OS
How to mitigate CVE-2021-0299
Install updates from vendor's website.
Junos OS - addressed in versions 19.4R3, 20.1R2, 20.2R1-S1, 20.2R2, 20.3R1