CVE-2021-44717

low-risk
Published 2022-01-01

Go before 1.16.12 and 1.17.x before 1.17.5 on UNIX allows write operations to an unintended file or unintended network connection as a consequence of erroneous closing of file descriptor 0 after file-descriptor exhaustion.

Do I need to act?

-
0.22% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.8/10 Medium
NETWORK / HIGH complexity

Affected Products (2)

Go

Affected Vendors

Debian Golang

References (12)

https://cert-portal.siemens.com/productcert/pdf/ssa-744259.pdf
Patch https://groups.google.com/g/golang-announce/c/hcmEScgc00k
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
https://lists.debian.org/debian-lts-announce/2023/04/msg00021.html
Third Party Advisory https://security.gentoo.org/glsa/202208-02
https://cert-portal.siemens.com/productcert/pdf/ssa-744259.pdf
Patch https://groups.google.com/g/golang-announce/c/hcmEScgc00k
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
https://lists.debian.org/debian-lts-announce/2023/04/msg00021.html
Third Party Advisory https://security.gentoo.org/glsa/202208-02
23
/ 100
low-risk
Severity 15/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 7/34 · Low