CVE-2021-46828

Description

In libtirpc before 1.3.3rc1, remote attackers could exhaust the file descriptors of a process that uses libtirpc because idle TCP connections are mishandled. This can, in turn, lead to an svc_run infinite loop without accepting new connections.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.39%
Vendor Advisory debian.org Vendor Advisory gentoo.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://git.linux-nfs.org/?p=steved/libtirpc.git%3Ba=commit%3Bh=86529758570cef4c73fb9b9c4104fdc510f701ed
https://www.debian.org/security/2022/dsa-5200 third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2022/08/msg00004.html third party advisory mailing list
https://security.netapp.com/advisory/ntap-20221007-0004/ third party advisory
https://security.gentoo.org/glsa/202210-33 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-46828?
CVE-2021-46828 has been scored as a high severity vulnerability.
How to fix CVE-2021-46828?
To fix CVE-2021-46828, 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-2021-46828 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-46828 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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