CVE-2020-14500 IMPROPER NEUTRALIZATION OF NULL BYTE OR NUL CHARACTER CWE-158
An attacker can exploit improper null byte handling to overwrite arbitrary data or cause denial of service in Secomea GateManager.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-14500?
CVE-2020-14500 is a critical vulnerability in Secomea GateManager all versions prior to 9.2c, published on 25 Aug 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Secomea GateManager all versions prior to 9.2c, An attacker can send a negative value and overwrite arbitrary data.
Which versions are affected by CVE-2020-14500?
It affects 1 product.
Products include Secomea Gatemanager 8250 Firmware.
How do I fix CVE-2020-14500?
No fix has been published for CVE-2020-14500 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-14500 being exploited?
There is no known exploitation of CVE-2020-14500 in the wild and no public exploit code.
Other vulnerabilities in Secomea GateManager all versions prior to 9.2c
- CVE-2020-14510 OFF-BY-ONE ERROR CWE-193
- CVE-2020-29032 Add integrity check of GateManager firmware
- CVE-2020-14508 OFF-BY-ONE ERROR CWE-193
- CVE-2020-14512 USE OF PASSWORD HASH WITH INSUFFICIENT COMPUTATIONAL EFFORT CWE-916
- CVE-2021-32004 GateManager does not enforce strict hostname matching for WEB server
Sources
Also known as GHSA-q46g-g86v-m5qx.