CVE-2023-22411 — Out-of-bounds Write in Networks Junos OS

CWE-787 — Out-of-bounds Write4 documents4 sources
Severity
7.5HIGHNVD
EPSS
0.4%
top 39.93%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Juniper Networks Junos OSJuniper Junos
Timeline
PublishedJan 13

Description

An Out-of-Bounds Write vulnerability in Flow Processing Daemon (flowd) of Juniper Networks Junos OS allows an unauthenticated, network-based attacker to cause Denial of Service (DoS). On SRX Series devices using Unified Policies with IPv6, when a specific IPv6 packet goes through a dynamic-application filter which will generate an ICMP deny message, the flowd core is observed and the PFE is restarted. This issue affects: Juniper Networks Junos OS on SRX Series: 19.2 versions prior to 19.2R3-S6; …

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_os19.2 — 19.2R3-S6+9
▶NVDjuniper/junos10 versions+9

🔴Vulnerability Details

2
GHSA
GHSA-5c2v-jh2g-24cj: An Out-of-Bounds Write vulnerability in Flow Processing Daemon (flowd) of Juniper Networks Junos OS allows an unauthenticated, network-based attacker↗2023-01-13
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CVEList
Junos OS: SRX Series: The flow processing daemon (flowd) will crash when Unified Policies are used with IPv6 and certain dynamic applications are rejected by the device↗2023-01-12
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📋Vendor Advisories

1
Juniper
CVE-2023-22411: An Out-of-Bounds Write vulnerability in Flow Processing Daemon (flowd) of Juniper Networks Junos OS allows an unauthenticated, network-based attacker↗2023-01-13
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CVE-2023-22411 — Out-of-bounds Write | cvebase