CVE-2019-1984 Cisco Enterprise Network Functions Virtualization Infrastructure Software Arbitrary File Write Vulnerability
Authenticated administrators can overwrite arbitrary files on the underlying OS via improper input validation in Cisco NFVIS.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-1984?
CVE-2019-1984 is a medium-severity path traversal vulnerability in Cisco Enterprise NFV Infrastructure Software, published on 21 Aug 2019. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
A vulnerability in Cisco Enterprise Network Functions Virtualization Infrastructure Software (NFVIS) could allow an authenticated, remote attacker with administrator privileges to overwrite files on the underlying operating system (OS) of an affected device. The vulnerability is due to improper input validation in an NFVIS file-system command. An attacker could exploit this vulnerability by using crafted variables during the execution of an affected command. A successful exploit could allow the attacker to overwrite arbitrary files on the underlying OS.
Weakness: CWE-20
Which versions are affected by CVE-2019-1984?
It affects 1 product.
Products include Cisco Enterprise Network Function Virtualization Infrastructure Sofware.
How do I fix CVE-2019-1984?
No fix has been published for CVE-2019-1984 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2019-1984 being exploited?
There is no known exploitation of CVE-2019-1984 in the wild and no public exploit code.
Sources
Also known as GHSA-gc6w-p352-79w8.