CVE-2022-22250 — Improper Control of a Resource Through its Lifetime 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 18
Description
An Improper Control of a Resource Through its Lifetime vulnerability in Packet Forwarding Engine (PFE) of Juniper Networks Junos OS and Junos OS Evolved allows unauthenticated adjacent attacker to cause a Denial of Service (DoS). In an EVPN-MPLS scenario, if MAC is learned locally on an access interface but later a request to delete is received indicating that the MAC was learnt remotely, this can lead to memory corruption which can result in line card crash and reload. This issue affects: Junip…
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 Packages4 packages
🔴Vulnerability Details
2GHSA▶
GHSA-9733-2wq8-j3vj: An Improper Control of a Resource Through its Lifetime vulnerability in Packet Forwarding Engine (PFE) of Juniper Networks Junos OS and Junos OS Evolv↗2022-10-18
CVEList▶
Junos OS and Junos OS Evolved: An FPC crash might be seen due to an EVPN MAC entry moving from local to remote↗2022-10-18
📋Vendor Advisories
1Juniper▶
CVE-2022-22250: An Improper Control of a Resource Through its Lifetime vulnerability in Packet Forwarding Engine (PFE) of Juniper Networks Junos OS and Junos OS Evolv↗2022-10-18