7.8

CVE-2022-22195

Junos OS Evolved: Specific packets reaching the RE lead to a counter overflow and eventually a crash

An Improper Update of Reference Count vulnerability in the kernel of Juniper Networks Junos OS Evolved allows an unauthenticated, network-based attacker to trigger a counter overflow, eventually causing a Denial of Service (DoS). This issue affects Juniper Networks Junos OS Evolved: All versions prior to 20.4R3-S1-EVO; 21.1 versions prior to 21.1R3-EVO; 21.2 versions prior to 21.2R3-EVO; 21.3 versions prior to 21.3R2-EVO. This issue does not affect Juniper Networks Junos OS.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Juniper ≫ Junos Os Evolved Version < 20.4
Juniper ≫ Junos Os Evolved Version 20.4 Update r1
Juniper ≫ Junos Os Evolved Version 20.4 Update r1-s1
Juniper ≫ Junos Os Evolved Version 20.4 Update r1-s2
Juniper ≫ Junos Os Evolved Version 20.4 Update r2
Juniper ≫ Junos Os Evolved Version 20.4 Update r2-s1
Juniper ≫ Junos Os Evolved Version 20.4 Update r2-s2
Juniper ≫ Junos Os Evolved Version 20.4 Update r2-s3
Juniper ≫ Junos Os Evolved Version 20.4 Update r3
Juniper ≫ Junos Os Evolved Version 21.1 Update r1
Juniper ≫ Junos Os Evolved Version 21.1 Update r1-s1
Juniper ≫ Junos Os Evolved Version 21.1 Update r2
Juniper ≫ Junos Os Evolved Version 21.2 Update r1
Juniper ≫ Junos Os Evolved Version 21.2 Update r1-s1
Juniper ≫ Junos Os Evolved Version 21.2 Update r2
Juniper ≫ Junos Os Evolved Version 21.3 Update r1
Juniper ≫ Junos Os Evolved Version 21.3 Update r1-s1
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.04% 0.609
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NIST 7.8 10 6.9
AV:N/AC:L/Au:N/C:N/I:N/A:C
Juniper 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-911 Improper Update of Reference Count

The product uses a reference count to manage a resource, but it does not update or incorrectly updates the reference count.

https://kb.juniper.net/JSA69508
Vendor Advisory