Medium severity · published Mar 31, 2022
CVE-2021-43661
totolink EX300_v2 V4.0.3c.140_B20210429 was discovered to contain a reflected cross-site scripting (XSS) vulnerability via the component /home.asp
6.1
CVSS
0.6%
EPSS
No
On KEV
Description
totolink EX300_v2 V4.0.3c.140_B20210429 was discovered to contain a reflected cross-site scripting (XSS) vulnerability via the component /home.asp.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 50% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EV
Ex300 V2 Firmware · Totolink
4.0.3c.140_b20210429 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-43661
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-43661
Exploit
https://github.com/chibataiki/iot-vuls/blob/main/totolink/xss-vulnerability.md
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