CVE-2021-36221: 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

Medium severity · published Aug 8, 2021

CVE-2021-36221

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

5.9

CVSS

3.1%

EPSS

On KEV

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.

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack vector

Network

Complexity

High

Privileges

None

User interaction

None

Confidentiality

None

Integrity

None

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)3.1% · higher than 88% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Debian Linux · Debian

9.0 · source: NVD

Fedora · Fedoraproject

33; 34; 35 · source: NVD

GO · Golang

before 1.15.15; 1.16.0 before 1.16.7 · source: NVD

Scalance Lpe9403 Firmware · Siemens

before 2.0 · source: NVD

Timesten In-memory Database · Oracle

before 21.1.1.1.0 · source: NVD

Affected product

Debian Linux

Debian

All Debian Linux CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2021-36221

CVE.org

https://www.cve.org/CVERecord?id=CVE-2021-36221

Patch

https://cert-portal.siemens.com/productcert/pdf/ssa-222547.pdf

groups.google.com

https://groups.google.com/forum/#%21forum/golang-announce

Mailing List

https://groups.google.com/g/golang-announce/c/JvWG9FUUYT0

Mailing List

https://groups.google.com/g/golang-announce/c/uHACNfXAZqk

Mailing List

https://lists.debian.org/debian-lts-announce/2022/01/msg00016.html

Mailing List

https://lists.debian.org/debian-lts-announce/2022/01/msg00017.html