CVE-2021-0294 — Use of Function with Inconsistent Implementations in Networks Junos OS

CWE-474 — Use of Function with Inconsistent Implementations4 documents4 sources
Severity
5.3MEDIUMNVD
EPSS
0.2%
top 54.19%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Juniper Networks Junos OSJuniper Junos
Timeline
PublishedJul 15
Latest updateMay 24

Description

A vulnerability in Juniper Networks Junos OS, which only affects the release 18.4R2-S5, where a function is inconsistently implemented on Juniper Networks Junos QFX5000 Series and EX4600 Series, and if "storm-control enhanced" is configured, can lead to the enhanced storm control filter group not be installed. It will cause storm control not to work hence allowing an attacker to cause high CPU usage or packet loss issues by sending a large amount of broadcast or unknown unicast packets arriving …

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LExploitability: 3.9 | Impact: 1.4

Affected Packages2 packages

▶CVEListV5juniper_networks/junos_os18.4R2-S5
▶NVDjuniper/junos18.4

🔴Vulnerability Details

2
GHSA
GHSA-2x7j-733f-cc2j: A vulnerability in Juniper Networks Junos OS, which only affects the release 18↗2022-05-24
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CVEList
Junos OS: QFX5000 Series and EX4600 Series: Enhanced storm control might not work leading to partial Denial of Service↗2021-07-15
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📋Vendor Advisories

1
Juniper
CVE-2021-0294: A vulnerability in Juniper Networks Junos OS, which only affects the release 18.4R2-S5, where a function is inconsistently implemented on Juniper Netw↗2021-07-15
▶
CVE-2021-0294 — Juniper Networks Junos OS vulnerability | cvebase