AUGUST 4, 2026
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Case File

CVE-2023-22416

HIGH · CVSS 7.5 EPSS 0.65%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-01-13 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. Exploitation may require the attacker to be authenticated. It may lead to a denial-of-service condition.

CVE
CVE-2023-22416
Severity
HIGH
CVSS
7.5
EPSS
0.65%

Original NVD Description

A Buffer Overflow vulnerability in SIP ALG of Juniper Networks Junos OS allows a network-based, unauthenticated attacker to cause a Denial of Service (DoS). On all MX Series and SRX Series platform with SIP ALG enabled, when a malformed SIP packet is received, the flow processing daemon (flowd) will crash and restart. This issue affects: Juniper Networks Junos OS on MX Series and SRX Series 20.4 versions prior to 20.4R3-S5; 21.1 versions prior to 21.1R3-S4; 21.2 versions prior to 21.2R3-S2; 21.3 versions prior to 21.3R3-S1; 21.4 versions prior to 21.4R3; 22.1 versions prior to 22.1R1-S2, 22.1R2; 22.2 versions prior to 22.2R1-S1, 22.2R2. This issue does not affect Juniper Networks Junos OS versions prior to 20.4R1 on SRX Series.

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