CVE-2023-22404

Name of the Vulnerable Software and Affected Versions Junos OS versions prior to 19.3R3-S7 Junos OS versions 19.4 prior to 19.4R3-S9 Junos OS versions 20.2 prior to 20.2R3-S5 Junos OS versions 20.3 prior to 20.3R3-S5 Junos OS versions 20.4 prior to 20.4R3-S4 Junos OS versions 21.1 prior to 21.1R3-S3 Junos OS versions 21.2 prior to 21.2R3-S2 Junos OS versions 21.3 prior to 21.3R3-S1 Junos OS versions 21.4 prior to 21.4R2-S1, 21.4R3 Junos OS versions 22.1 prior to 22.1R1-S2, 22.1R2

Description The issue is related to an Out-of-bounds Write vulnerability in the Internet Key Exchange Protocol daemon (iked) of Juniper Networks Junos OS. This vulnerability can be exploited by an authenticated, network-based attacker to cause a Denial of Service (DoS) by sending a specifically formatted payload during the negotiation, leading to the crash and restart of iked and the inability for any IKE negotiations to take place. The vulnerability can only be exploited after successful authentication.

Recommendations For Junos OS versions prior to 19.3R3-S7, update to version 19.3R3-S7 or later. For Junos OS versions 19.4 prior to 19.4R3-S9, update to version 19.4R3-S9 or later. For Junos OS versions 20.2 prior to 20.2R3-S5, update to version 20.2R3-S5 or later. For Junos OS versions 20.3 prior to 20.3R3-S5, update to version 20.3R3-S5 or later. For Junos OS versions 20.4 prior to 20.4R3-S4, update to version 20.4R3-S4 or later. For Junos OS versions 21.1 prior to 21.1R3-S3, update to version 21.1R3-S3 or later. For Junos OS versions 21.2 prior to 21.2R3-S2, update to version 21.2R3-S2 or later. For Junos OS versions 21.3 prior to 21.3R3-S1, update to version 21.3R3-S1 or later. For Junos OS versions 21.4 prior to 21.4R2-S1, 21.4R3, update to version 21.4R2-S1 or later, or 21.4R3 or later. For Junos OS versions 22.1 prior to 22.1R1-S2, 22.1R2, update to version 22.1R1-S2 or later, or 22.1R2 or later.