Critical severity · published Mar 25, 2022
CVE-2021-43636
Two Buffer Overflow vulnerabilities exists in T10 V2_Firmware V4.1.8cu.5207_B20210320 in the http_request_parse function when processing host data in the HTTP request process
9.8
CVSS
1.1%
EPSS
No
On KEV
Description
Two Buffer Overflow vulnerabilities exists in T10 V2_Firmware V4.1.8cu.5207_B20210320 in the http_request_parse function when processing host data in the HTTP request process.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 65% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TV
T10 V2 Firmware · Totolink
4.1.8cu.5207_b20210320 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-43636
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-43636
Broken Link
https://note.youdao.com/s/918vCBNT
More from T10 V2 Firmware
9.8
CVE-2023-40042
TOTOLINK T10_v2 5.9c.5061_B20200511 has a stack-based buffer overflow in setStaticDhcpConfig in /lib/cste_modules/lan.so
9.8
CVE-2023-40041
TOTOLINK T10_v2 5.9c.5061_B20200511 has a stack-based buffer overflow in setWiFiWpsConfig in /lib/cste_modules/wps.so
9.8
CVE-2022-25081
TOTOLink T10 V5.9c.5061_B20200511 was discovered to contain a command injection vulnerability in the "Main" function