CVE-2021-36221

Description

Go before 1.15.15 and 1.16.x before 1.16.7 has a race condition that can lead to a net/http/httputil ReverseProxy panic upon an ErrAbortHandler abort.

Category

5.9
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.21%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory gentoo.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://groups.google.com/forum/#%21forum/golang-announce
https://groups.google.com/g/golang-announce/c/JvWG9FUUYT0 third party advisory mailing list
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J4AMYYHGBYMIWCCR5RCDFI5RAUJOPO5L/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2MU47VKTNXX33ZDLTI2ORRUY3KLJKU6G/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HM7U5JNS5WU66Q3S26PFIU2ITB2ATTQ4/ vendor advisory
https://www.oracle.com/security-alerts/cpujan2022.html third party advisory
https://groups.google.com/g/golang-announce/c/uHACNfXAZqk third party advisory mailing list
https://lists.debian.org/debian-lts-announce/2022/01/msg00016.html third party advisory mailing list
https://lists.debian.org/debian-lts-announce/2022/01/msg00017.html third party advisory mailing list
https://cert-portal.siemens.com/productcert/pdf/ssa-222547.pdf third party advisory patch
https://security.gentoo.org/glsa/202208-02 third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2023/04/msg00021.html mailing list

Frequently Asked Questions

What is the severity of CVE-2021-36221?
CVE-2021-36221 has been scored as a medium severity vulnerability.
How to fix CVE-2021-36221?
To fix CVE-2021-36221, 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-2021-36221 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-36221 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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