Improper check for unusual or exceptional conditions in Juniper Junos OS - CVE-2024-30397
Published: April 11, 2024
Vulnerability identifier: #VU88443
CSH Severity: Medium
CVSSv4.0: 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/E:U/U:Green
CVE-ID: CVE-2024-30397
CWE-ID: CWE-754
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Juniper Junos OS
Juniper Junos OS
Software vendor:
Juniper Networks, Inc.
Juniper Networks, Inc.
Description
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper check for unusual or exceptional conditions error in the Public Key Infrastructure daemon (pkid). A remote non-authenticated attacker can cause Denial of Service (DoS).
The pkid is responsible for the certificate verification.
Upon a failed verification, the pkid uses all CPU resources and becomes unresponsive to future verification attempts.
Remediation
Install updates from vendor's website.