CVE-2020-14305

Public Exploit

Description

An out-of-bounds memory write flaw was found in how the Linux kernel’s Voice Over IP H.323 connection tracking functionality handled connections on ipv6 port 1720. This flaw allows an unauthenticated remote user to crash the system, causing a denial of service. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

Category

8.1
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.28% Top 25%
Third-Party Advisory openvz.org Third-Party Advisory redhat.com Third-Party Advisory netapp.com
Affected: n/a kernel
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1850716 issue tracking third party advisory patch
https://bugs.openvz.org/browse/OVZ-7188 third party advisory exploit
https://patchwork.ozlabs.org/project/netfilter-devel/patch/c2385b5c-309c-cc64-2e10-a0ef62897502%40virtuozzo.com/
https://security.netapp.com/advisory/ntap-20201210-0004/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2020-14305?
CVE-2020-14305 has been scored as a high severity vulnerability.
How to fix CVE-2020-14305?
To fix CVE-2020-14305, 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-2020-14305 being actively exploited in the wild?
It is possible that CVE-2020-14305 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-14305?
CVE-2020-14305 affects n/a kernel.
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