CVE-2022-22159 — Uncontrolled Resource Consumption in Networks Junos OS

CWE-400 — Uncontrolled Resource Consumption4 documents4 sources
Severity
7.5HIGHNVD
EPSS
0.5%
top 32.35%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Juniper Networks Junos OSJuniper Junos
Timeline
PublishedJan 19
Latest updateJan 20

Description

A vulnerability in the NETISR network queue functionality of Juniper Networks Junos OS kernel allows an attacker to cause a Denial of Service (DoS) by sending crafted genuine packets to a device. During an attack, the routing protocol daemon (rpd) CPU may reach 100% utilization, yet FPC CPUs forwarding traffic will operate normally. This attack occurs when the attackers' packets are sent over an IPv4 unicast routing equal-cost multi-path (ECMP) unilist selection. Continued receipt and processing…

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages2 packages

▶CVEListV5juniper_networks/junos_os17.3R3-S9 — 17.3*+6
▶NVDjuniper/junos7 versions+6

🔴Vulnerability Details

2
GHSA
GHSA-c6m3-26jj-88r9: A vulnerability in the NETISR network queue functionality of Juniper Networks Junos OS kernel allows an attacker to cause a Denial of Service (DoS) by↗2022-01-20
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CVEList
Junos OS: An attacker sending crafted packets can cause a traffic and CPU Denial of Service (DoS).↗2022-01-19
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📋Vendor Advisories

1
Juniper
CVE-2022-22159: A vulnerability in the NETISR network queue functionality of Juniper Networks Junos OS kernel allows an attacker to cause a Denial of Service (DoS) by↗2022-01-19
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CVE-2022-22159 — Uncontrolled Resource Consumption | cvebase