HIGH · 7.5

CVE-2020-8620

In BIND 9.15.6 -> 9.16.5, 9.17.0 -> 9.17.3, An attacker who can establish a TCP connection with the server and send data on that connection can exploit this to trigger the assertion failure, causing t...

Vulnerability Description

In BIND 9.15.6 -> 9.16.5, 9.17.0 -> 9.17.3, An attacker who can establish a TCP connection with the server and send data on that connection can exploit this to trigger the assertion failure, causing the server to exit.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
IscBind>= 9.15.6, <= 9.16.5
OpensuseLeap15.1
NetappSteelstore Cloud Integrated Storage-
CanonicalUbuntu Linux12.04

Related Weaknesses (CWE)

References

FAQ

What is CVE-2020-8620?

CVE-2020-8620 is a vulnerability with a CVSS score of 7.5 (HIGH). In BIND 9.15.6 -> 9.16.5, 9.17.0 -> 9.17.3, An attacker who can establish a TCP connection with the server and send data on that connection can exploit this to trigger the assertion failure, causing t...

How severe is CVE-2020-8620?

CVE-2020-8620 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-8620?

Check the references section above for vendor advisories and patch information. Affected products include: Isc Bind, Opensuse Leap, Netapp Steelstore Cloud Integrated Storage, Canonical Ubuntu Linux.