CVE-2022-29638 — HIGH (7.5)

Vulnerability Description

TOTOLINK A3100R V4.1.2cu.5050_B20200504 and V4.1.2cu.5247_B20211129 were discovered to contain a stack overflow via the comment parameter in the function setIpQosRules. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Totolink	A3100R Firmware	4.1.2cu.5050_b20200504
Totolink	A3100R	-

Related Weaknesses (CWE)

CWE-787

References

https://github.com/shijin0925/IOT/blob/master/TOTOLINK%20A3100R/2.mdExploitThird Party Advisory
https://github.com/shijin0925/IOT/blob/master/TOTOLINK%20A3100R/2.mdExploitThird Party Advisory

FAQ

What is CVE-2022-29638?

CVE-2022-29638 is a vulnerability with a CVSS score of 7.5 (HIGH). TOTOLINK A3100R V4.1.2cu.5050_B20200504 and V4.1.2cu.5247_B20211129 were discovered to contain a stack overflow via the comment parameter in the function setIpQosRules. This vulnerability allows attac...

How severe is CVE-2022-29638?

CVE-2022-29638 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-29638?

Check the references section above for vendor advisories and patch information. Affected products include: Totolink A3100R Firmware, Totolink A3100R.