Medium severity · published Jan 1, 2022
CVE-2021-44717
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…
4.8
CVSS
2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.0% · higher than 81% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
9.0 · source: NVD
GO
GO · Golang
before 1.16.12; 1.17.0 before 1.17.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-44717
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-44717
cert-portal.siemens.com
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
lists.debian.org
https://lists.debian.org/debian-lts-announce/2023/04/msg00021.html
Third Party Advisory
https://security.gentoo.org/glsa/202208-02
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