CVE-2024-21617 — Incomplete Cleanup in Networks Junos OS

CWE-459 — Incomplete Cleanup4 documents4 sources
Severity
6.5MEDIUMNVD
EPSS
0.0%
top 86.84%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Juniper Networks Junos OSJuniper Junos
Timeline
PublishedJan 12

Description

An Incomplete Cleanup vulnerability in Nonstop active routing (NSR) component of Juniper Networks Junos OS allows an adjacent, unauthenticated attacker to cause memory leak leading to Denial of Service (DoS). On all Junos OS platforms, when NSR is enabled, a BGP flap will cause memory leak. A manual reboot of the system will restore the services. Note: NSR is not supported on the SRX Series and is therefore not affected by this vulnerability. The memory usage can be monitored using the below c…

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

▶CVEListV5juniper_networks/junos_os21.2 — 21.2R3-S5+6
▶NVDjuniper/junos7 versions+6

🔴Vulnerability Details

2
CVEList
Junos OS: BGP flap on NSR-enabled devices causes memory leak↗2024-01-12
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GHSA
GHSA-mmpf-h3x8-v558: An Incomplete Cleanup vulnerability in Nonstop active routing (NSR) component of Juniper Networks Junos OS allows an adjacent, unauthenticated attacke↗2024-01-12
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📋Vendor Advisories

1
Juniper
CVE-2024-21617: An Incomplete Cleanup vulnerability in Nonstop active routing (NSR) component of Juniper Networks Junos OS allows an adjacent, unauthenticated attack↗2024-01-12
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CVE-2024-21617 — Incomplete Cleanup | cvebase