Critical severity · published Apr 19, 2017
CVE-2017-7964
Zyxel WRE6505 devices have a default TELNET password of 1234 for the root and admin accounts, which makes it easier for remote attackers to conduct DNS hijacking attacks by…
10.0
CVSS
2.5%
EPSS
No
On KEV
Description
Zyxel WRE6505 devices have a default TELNET password of 1234 for the root and admin accounts, which makes it easier for remote attackers to conduct DNS hijacking attacks by reconfiguring the built-in dnshijacker process.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)2.5% · higher than 84% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WF
Wre6505 Firmware · Zyxel
through v1.00\(aaqb.3\)c0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-7964
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-7964
Exploit
https://www.oxy-gen.mobi/blog.html
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