PT-2023-6307 · Juniper Networks · Junos

Published

2023-10-11

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Updated

2023-10-20

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CVE-2023-44198

CVSS v3.1

7.5

High

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Name of the Vulnerable Software and Affected Versions Junos OS versions prior to 20.4R3-S5 Junos OS versions prior to 21.1R3-S4 Junos OS versions prior to 21.2R3-S4 Junos OS versions prior to 21.3R3-S3 Junos OS versions prior to 21.4R3-S2 Junos OS versions prior to 22.1R2-S2, 22.1R3 Junos OS versions prior to 22.2R2-S1, 22.2R3 Junos OS versions prior to 22.3R1-S2, 22.3R2
Description An Improper Check for Unusual or Exceptional Conditions issue in the SIP ALG of Juniper Networks Junos OS on SRX Series and MX Series allows an unauthenticated network-based attacker to cause an integrity impact in connected networks. If the SIP ALG is configured and a device receives a specifically malformed SIP packet, the device prevents this packet from being forwarded, but any subsequently received retransmissions of the same packet are forwarded as if they were valid.
Recommendations For versions prior to 20.4R3-S5, update to 20.4R3-S5 or later. For versions prior to 21.1R3-S4, update to 21.1R3-S4 or later. For versions prior to 21.2R3-S4, update to 21.2R3-S4 or later. For versions prior to 21.3R3-S3, update to 21.3R3-S3 or later. For versions prior to 21.4R3-S2, update to 21.4R3-S2 or later. For versions prior to 22.1R2-S2, 22.1R3, update to 22.1R2-S2 or 22.1R3 or later. For versions prior to 22.2R2-S1, 22.2R3, update to 22.2R2-S1 or 22.2R3 or later. For versions prior to 22.3R1-S2, 22.3R2, update to 22.3R1-S2 or 22.3R2 or later.

Fix

Improper Check for Exceptional Conditions

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Weakness Enumeration

Related Identifiers

BDU:2023-07018
CVE-2023-44198

Affected Products

Junos