High severity · published Nov 23, 2022
CVE-2022-44257
TOTOLINK LR350 V9.3.5u.6369_B20220309 contains a post-authentication buffer overflow via parameter pppoeUser in the setOpModeCfg function
8.8
CVSS
2.2%
EPSS
No
On KEV
Description
TOTOLINK LR350 V9.3.5u.6369_B20220309 contains a post-authentication buffer overflow via parameter pppoeUser in the setOpModeCfg function.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.2% · higher than 83% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LF
Lr350 Firmware · Totolink
9.3.5u.6369_b20220309 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-44257
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-44257
Exploit
https://brief-nymphea-813.notion.site/LR350-bof-setOpModeCfg-9dc3504e403f445b85d5db09176ac406
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