CVE-2023-44192 — Improper Input Validation in Networks Junos OS

CWE-20 — Improper Input ValidationCWE-401 — Missing Release of Memory after Effective Lifetime4 documents4 sources
Severity
7.5HIGHNVD
EPSS
0.1%
top 65.04%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Juniper Networks Junos OSJuniper Junos
Timeline
PublishedOct 13

Description

An Improper Input Validation vulnerability in the Packet Forwarding Engine of Juniper Networks Junos OS allows an unauthenticated, network-based attacker to cause memory leak, leading to Denial of Service (DoS). On all Junos OS QFX5000 Series platforms, when pseudo-VTEP (Virtual Tunnel End Point) is configured under EVPN-VXLAN scenario, and specific DHCP packets are transmitted, DMA memory leak is observed. Continuous receipt of these specific DHCP packets will cause memory leak to reach 99% an…

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_os21.1 — 21.1R3-S5+8
▶NVDjuniper/junos< 20.4+9

🔴Vulnerability Details

2
GHSA
GHSA-6jvj-rjjj-4gfr: An Improper Input Validation vulnerability in the Packet Forwarding Engine of Juniper Networks Junos OS allows an unauthenticated, network-based attac↗2023-10-13
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CVEList
Junos OS: QFX5000 Series: DMA memory leak is observed when specific DHCP packets are transmitted over pseudo-VTEP↗2023-10-12
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📋Vendor Advisories

1
Juniper
CVE-2023-44192: An Improper Input Validation vulnerability in the Packet Forwarding Engine of Juniper Networks Junos OS allows an unauthenticated, network-based atta↗2023-10-13
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CVE-2023-44192 — Improper Input Validation | cvebase