CVE-2022-44257 — HIGH (8.8)

Vulnerability Description

TOTOLINK LR350 V9.3.5u.6369_B20220309 contains a post-authentication buffer overflow via parameter pppoeUser in the setOpModeCfg function.

CVSS Score

8.8

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Totolink	Lr350 Firmware	9.3.5u.6369_b20220309
Totolink	Lr350	-

Related Weaknesses (CWE)

CWE-787

References

https://brief-nymphea-813.notion.site/LR350-bof-setOpModeCfg-9dc3504e403f445b85dExploitThird Party Advisory
https://brief-nymphea-813.notion.site/LR350-bof-setOpModeCfg-9dc3504e403f445b85dExploitThird Party Advisory

FAQ

What is CVE-2022-44257?

CVE-2022-44257 is a vulnerability with a CVSS score of 8.8 (HIGH). TOTOLINK LR350 V9.3.5u.6369_B20220309 contains a post-authentication buffer overflow via parameter pppoeUser in the setOpModeCfg function.

How severe is CVE-2022-44257?

CVE-2022-44257 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-44257?

Check the references section above for vendor advisories and patch information. Affected products include: Totolink Lr350 Firmware, Totolink Lr350.