CVE-2021-46008 — HIGH (8.8)

Vulnerability Description

In totolink a3100r V5.9c.4577, the hard-coded telnet password can be discovered from official released firmware. An attacker, who has connected to the Wi-Fi, can easily telnet into the target with root shell if the telnet is function turned on.

CVSS Score

8.8

HIGH

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

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Totolink	A3100R Firmware	5.9c.4577
Totolink	A3100R	-

Related Weaknesses (CWE)

CWE-798

References

http://a3100r.comBroken Link
http://totolink.comVendor Advisory
https://hackmd.io/ZkeEB-VvRiWBS53rFKG8DQExploitThird Party Advisory
http://a3100r.comBroken Link
http://totolink.comVendor Advisory
https://hackmd.io/ZkeEB-VvRiWBS53rFKG8DQExploitThird Party Advisory

FAQ

What is CVE-2021-46008?

CVE-2021-46008 is a vulnerability with a CVSS score of 8.8 (HIGH). In totolink a3100r V5.9c.4577, the hard-coded telnet password can be discovered from official released firmware. An attacker, who has connected to the Wi-Fi, can easily telnet into the target with roo...

How severe is CVE-2021-46008?

CVE-2021-46008 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-2021-46008?

Check the references section above for vendor advisories and patch information. Affected products include: Totolink A3100R Firmware, Totolink A3100R.