CVE & CISA-KEV Catalog

CVE-2021-44717

MEDIUMEPSS 77th pctl
4.8
CVSS v3
NVD

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.

CWE-404

How to fix

Remediation Available
golang-1.15Debian
Fixed in:1.15.15-1~deb11u2CVE-2021-44717
Go Programming LanguageWindows application
Affected:1.17.0 1.17.5Fixed in:1.17.5https://go.dev
Affected:1.16.12Fixed in:1.16.12https://go.dev

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityHigh
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityLow
IntegrityLow
AvailabilityNone

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

Exploit Intelligence

1.86%probability of exploitation in 30 days
77thpercentile

Elevated risk: more likely to be exploited than 77% of all known CVEs.

References

Related Vulnerabilities

Other CWE-404 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2022-44267Medium6.577%-Fix
CVE-2018-8120High7.074%KEV + Ransom-
CVE-2018-8210High7.824%--
CVE-2018-8639High7.822%KEV + Ransom-
CVE-2023-3206Medium5.319%--
CVE-2018-8450High8.816%--

Common questions

How do I fix CVE-2021-44717?

Published advisories record a fix for 2 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.

Is CVE-2021-44717 being actively exploited?

Not that we know of. CVE-2021-44717 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 1.9% is the estimated probability that it will be exploited in the next 30 days. That is higher than 77% of all scored CVEs.

How severe is CVE-2021-44717?

CVE-2021-44717 has a CVSS v3 base score of 4.8, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2021-44717 affect?

Published advisories record a fix for golang-1.15 (Debian), Go Programming Language (Windows application). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.