CVE-2023-29856

D-Link DIR-868L Hardware version A1, firmware version 1.12 is vulnerable to Buffer Overflow

published May 2, 2023

CVSS
—
EPSS
1%
Percentile
59.2
In the wild
Unconfirmed
What it is

⚠️ A sneaky buffer overflow hides in the D-Link DIR-868L, just waiting for a chance to exploit! Think of this like a restaurant that continues to accept orders even after the kitchen has reached maximum capacity, leading to a chaotic mess. The buffer overflow here means that if a crafted input exceeds limits, it could overflow and crash the system — or worse! If exploited, an attacker could potentially trigger system behaviors that lead to unexpected crashes or unauthorized actions. While there’s currently no evidence of active exploitation, the mere existence of this vulnerability poses a risk that should not be ignored.

Put simply

Think of this like a restaurant that continues to accept orders even after the kitchen has reached maximum capacity, leading to a chaotic mess. The buffer overflow here means that if a crafted input exceeds limits, it could overflow and crash the system — or worse! The buffer overflow vulnerability exists in the scandir.sgi binary, allowing attackers to send input that exceeds buffer limits, leading to a system crash or potential code execution.

What to do

If exploited, an attacker could potentially trigger system behaviors that lead to unexpected crashes or unauthorized actions. While there’s currently no evidence of active exploitation, the mere existence of this vulnerability poses a risk that should not be ignored. Users should immediately check their firmware version and update to the latest available release from D-Link. Additionally, implementing monitoring on your device can help detect unusual activities while the vulnerability is addressed. You’ve got this! Staying proactive with updates will help keep your network secure. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00898 · 59.2th percentile
Published
2023-05-02T00:00Z
EPSS history
Timeline
  • 02 MAY 00:00Z
    D-Link DIR-868L Hardware version A1, firmware version 1.12 is vulnerable to Buffer Overflow
    cvelistv5