PT-2019-3479 · Juniper Networks · Junos

Published 2019-10-09 · Updated 2019-10-18 · CVE-2019-0054

Positive Technologies (AI Summary)

CVSS v3.1

7.4

High

Base vector

AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Name of the Vulnerable Software and Affected Versions Juniper Networks Junos OS versions prior to 15.1X49-D120 on SRX Series devices.

Description The issue is related to an Improper Certificate Validation weakness in the SRX Series Application Identification (app-id) signature update client, allowing an attacker to perform Man-in-the-Middle (MitM) attacks. This may compromise the integrity and confidentiality of the device.

Recommendations For Juniper Networks Junos OS versions prior to 15.1X49-D120 on SRX Series devices, update to version 15.1X49-D120 or later to resolve the issue. As a temporary workaround, consider restricting access to the app-id signature update client until a patch is applied.

Fix

Improper Certificate Validation

Weakness Enumeration

CWE-300

CWE-295

Related Identifiers

BDU:2019-03654

CVE-2019-0054

Affected Products

Junos

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2019-0054 · Security Note
• https://juniper.net/documentation/en_US/junos/topics/topic-map/security-application-identification-overview.html · Vendor Advisory
• https://bdu.fstec.ru/vul/2019-03654 · Security Note
• https://kb.juniper.net/JSA10952 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-0054 · Vendor Advisory
• https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10952&cat=SIRT_1&actp=LIST · Note
• https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10952&cat=SIRT_1&actp=LIST · Note