CVE-2018-0122 Command injection in Cisco StarOS for Cisco ASR 5000 Series Aggregation Services Routers
An authenticated local attacker can inject commands to overwrite arbitrary files in flash memory on Cisco ASR 5000 routers.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-0122?
CVE-2018-0122 is a medium-severity command injection vulnerability in Cisco StarOS for Cisco ASR 5000 Series Aggregation Services Routers, published on 8 Feb 2018. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability in the CLI of the Cisco StarOS operating system for Cisco ASR 5000 Series Aggregation Services Routers could allow an authenticated, local attacker to overwrite system files that are stored in the flash memory of an affected system. The vulnerability is due to insufficient validation of user-supplied input by the affected operating system. An attacker could exploit this vulnerability by injecting crafted command arguments into a vulnerable CLI command for the affected operating system. A successful exploit could allow the attacker to overwrite or modify arbitrary files that are stored in the flash memory of an affected system. To exploit this vulnerability, the attacker would need to authenticate to an affected system by using valid administrator credentials. Cisco Bug IDs: CSCvf93335.
Which versions are affected by CVE-2018-0122?
It affects 1 product.
Products include Cisco Staros.
How do I fix CVE-2018-0122?
No fix has been published for CVE-2018-0122 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2018-0122 being exploited?
There is no known exploitation of CVE-2018-0122 in the wild and no public exploit code.
Other vulnerabilities in Cisco StarOS for Cisco ASR 5000 Series Aggregation Services Routers
- CVE-2023-20046 Auth bypass in Cisco ASR 5000 Series Software
- CVE-2019-1869 Cisco StarOS Denial of Service Vulnerability
- CVE-2018-0369 Denial of service in Cisco StarOS unknown
- CVE-2017-6707 Command injection in Cisco StarOS
- CVE-2021-1539 Cisco ASR 5000 Series Software Authorization Bypass Vulnerabilities
Sources
Also known as GHSA-vrq7-hq3r-99cx.