Critical severity · published Aug 18, 2020
CVE-2019-6258
D-Link DIR-822 Rev.Bx devices with firmware v.202KRb06 and older allow a buffer overflow via long MacAddress data in a /HNAP1/SetClientInfo HNAP protocol message, which is…
9.8
CVSS
2.6%
EPSS
No
On KEV
Description
D-Link DIR-822 Rev.Bx devices with firmware v.202KRb06 and older allow a buffer overflow via long MacAddress data in a /HNAP1/SetClientInfo HNAP protocol message, which is mishandled in /usr/sbin/udhcpd during reading of the /var/servd/LAN-1-udhcpd.conf file.
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)2.6% · higher than 85% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DF
Dir-822 Firmware · D-link
through 2.02krb06 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-6258
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-6258
Exploit
https://github.com/pr0v3rbs/CVE/tree/master/CVE-2019-6258
Patch
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10175
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