Buffer Overflow Vulnerability in TOTOLINK A3100R Router
CVE-2024-7157

8.8HIGH

Key Information:

Vendor

Totolink
Status
A3100r
Vendor
CVE Published:
28 July 2024

Badges

👾 Exploit Exists

What is CVE-2024-7157?

The TOTOLINK A3100R router has a significant buffer overflow vulnerability rooted in the 'getSaveConfig' function of the CGI script located at /cgi-bin/cstecgi.cgi?action=save&setting. By manipulating the 'http_host' argument, an attacker can trigger a buffer overflow, potentially allowing for unauthorized access and control over the device. This vulnerability can be exploited remotely, posing a serious threat to users' network security. As the issue has been publicized, immediate action is advised to safeguard against potential attacks. Users should consider implementing network security measures and monitoring for unusual activity.

Affected Version(s)

A3100R 4.1.2cu.5050_B20200504

References

https://vuldb.com/?id.272571
vdb-entrytechnical-description
https://vuldb.com/?ctiid.272571
signaturepermissions-required
https://vuldb.com/?submit.377542
third-party-advisory

EPSS Score

7% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

yhryhryhr_tu (VulDB User)
.
CVE-2024-7157 : Buffer Overflow Vulnerability in TOTOLINK A3100R Router