CVE-2023-43197

D-Link device DI-7200GV2.E1 v21.04.09E1 was discovered to contain a stack overflow via the fn parameter in the tgfile.asp function

published September 20, 2023

CVSS
—
EPSS
1%
Percentile
59.8
In the wild
Unconfirmed
What it is

🚨 A sneaky stack overflow lurks in the D-Link DI-7200GV2.E1! 🎉 It's triggered via the fn parameter in tgfile.asp and could cause some serious chaos if left unchecked! Think of this vulnerability like a crowded elevator that suddenly goes haywire, causing everyone inside to jostle and possibly get hurt. If the stack overflows, it could lead to unpredictable behavior, like our elevator’s buttons malfunctioning and taking unexpected trips! If an attacker manages to exploit this stack overflow, it could lead to crashes or even worse, potential unauthorized access. While it may not be actively exploited right now, the risk of unexpected device behavior could leave your network vulnerable!

Put simply

Think of this vulnerability like a crowded elevator that suddenly goes haywire, causing everyone inside to jostle and possibly get hurt. If the stack overflows, it could lead to unpredictable behavior, like our elevator’s buttons malfunctioning and taking unexpected trips! This vulnerability allows for a stack overflow via the fn parameter in the tgfile.asp function, which can lead to memory corruption and erratic behavior of the device. Essentially, the function accepts more data than it can handle, causing it to overflow and potentially execute malicious code.

What to do

If an attacker manages to exploit this stack overflow, it could lead to crashes or even worse, potential unauthorized access. While it may not be actively exploited right now, the risk of unexpected device behavior could leave your network vulnerable! Make sure to update your D-Link device to the latest firmware version as soon as possible to close this vulnerability. Regularly check for patches from the manufacturer and consider implementing network segmentation to isolate vulnerable devices. You've got this! Stay vigilant and keep your devices updated to secure your network! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00916 · 59.8th percentile
Published
2023-09-20T00:00Z
EPSS history
Timeline
  • 20 SEP 00:00Z
    D-Link device DI-7200GV2.E1 v21.04.09E1 was discovered to contain a stack overflow via the fn parameter in the tgfile.asp function
    cvelistv5