CVE-2020-1689 — Uncontrolled Resource Consumption in Networks Junos OS
Severity
6.5MEDIUMNVD
EPSS
0.1%
top 76.21%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedOct 16
Latest updateMay 24
Description
On Juniper Networks EX4300-MP Series, EX4600 Series and QFX5K Series deployed in a Virtual Chassis configuration, receipt of a stream of specific layer 2 frames can cause high CPU load, which could lead to traffic interruption. This issue does not occur when the device is deployed in Stand Alone configuration. The offending layer 2 frame packets can originate only from within the broadcast domain where the device is connected. This issue affects Juniper Networks Junos OS on EX4300-MP Series, EX4…
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6
Affected Packages2 packages
🔴Vulnerability Details
2GHSA▶
GHSA-q34h-prv2-8p9p: On Juniper Networks EX4300-MP Series, EX4600 Series and QFX5K Series deployed in a Virtual Chassis configuration, receipt of a stream of specific laye↗2022-05-24
CVEList▶
Junos OS: EX4300-MP/EX4600/QFX5K Series: High CPU load due to receipt of specific layer 2 frames when deployed in a Virtual Chassis configuration↗2020-10-16
📋Vendor Advisories
1Juniper▶
CVE-2020-1689: On Juniper Networks EX4300-MP Series, EX4600 Series and QFX5K Series deployed in a Virtual Chassis configuration, receipt of a stream of specific laye↗2020-10-16