CVE-2018-0005 Security Bulletin: Junos OS: MAC move limit configured to drop traffic may forward traffic.
Juniper switches fail to drop traffic when MAC move limits are exceeded, potentially causing denial of service or bypassing security controls.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-0005?
CVE-2018-0005 is a high-severity vulnerability in Juniper Junos, published on 10 Jan 2018. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
QFX and EX Series switches configured to drop traffic when the MAC move limit is exceeded will forward traffic instead of dropping traffic. This can lead to denials of services or other unintended conditions. Affected releases are Juniper Networks Junos OS: 14.1X53 versions prior to 14.1X53-D40; 15.1X53 versions prior to 15.1X53-D55; 15.1 versions prior to 15.1R7.
Weakness: CWE-754
Which versions are affected by CVE-2018-0005?
It affects 1 product.
Products include Juniper Junos.
How do I fix CVE-2018-0005?
No fix has been published for CVE-2018-0005 yet. Limit exposure of the affected software until one is available.
Is CVE-2018-0005 being exploited?
There is no known exploitation of CVE-2018-0005 in the wild and no public exploit code.
Other vulnerabilities in Juniper Junos
- CVE-2023-36845 Juniper Junos OS EX Series and SRX Series PHP External Variable Modification
- CVE-2020-1631 Juniper Junos OS Path Traversal
- CVE-2025-21590 Juniper Junos OS Improper Isolation or Compartmentalization
- CVE-2023-36851 Juniper Junos OS SRX Series Missing Authentication for Critical Function
- CVE-2023-36844 Juniper Junos OS EX Series PHP External Variable Modification
Sources
Also known as GHSA-xr64-jqxp-653q.