What is CVE-2021-45735?

CVE-2021-45735 is a high-severity vulnerability in Totolink X5000r, classified under Cleartext Transmission of Sensitive Information. CVSS score: 7.5/10. Published 2022-02-04.

How severe is CVE-2021-45735?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2021-45735 known to be exploited?

4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Totolink X5000r

CVE-2021-45735

TOTOLINK X5000R v9.1.0u.6118_B20201102 was discovered to use the HTTP protocol for authentication into the admin interface, allowing attackers to intercept user credentials via packet capture software.

EPSS: 0.038 (88.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Totolink X5000r
Totolink X5000r_firmware — versions 9.1.0u.6118_b20201102
N/a — versions n/a

Weakness classification (CWE)

CWE-319 — Cleartext Transmission of Sensitive Information

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-45735?: CVE-2021-45735 is a high-severity vulnerability in Totolink X5000r, classified under Cleartext Transmission of Sensitive Information. CVSS score: 7.5/10. Published 2022-02-04.
How severe is CVE-2021-45735?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2021-45735 known to be exploited?: 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.