CVE-2020-25708

Public Exploit

Description

A divide by zero issue was found to occur in libvncserver-0.9.12. A malicious client could use this flaw to send a specially crafted message that, when processed by the VNC server, would lead to a floating point exception, resulting in a denial of service.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.18%
Third-Party Advisory redhat.com Third-Party Advisory debian.org
Affected: n/a libvncserver
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1896739 issue tracking patch exploit third party advisory
https://lists.debian.org/debian-lts-announce/2022/09/msg00035.html third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2020-25708?
CVE-2020-25708 has been scored as a high severity vulnerability.
How to fix CVE-2020-25708?
To fix CVE-2020-25708, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-25708 being actively exploited in the wild?
It is possible that CVE-2020-25708 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-25708?
CVE-2020-25708 affects n/a libvncserver.
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