CVE & CISA-KEV Catalog

CVE-2021-37553

HIGHEPSS 71th pctl
7.5
CVSS v3
NVD

Description

In JetBrains YouTrack before 2021.2.16363, an insecure PRNG was used.

How to fix

Remediation Available
JetBrains YouTrackWindows application
Affected:2021.2.16363Fixed in:2021.2.16363JetBrains

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 ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityNone
AvailabilityNone

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

Exploit Intelligence

1.45%probability of exploitation in 30 days
71stpercentile

Elevated risk: more likely to be exploited than 71% of all known CVEs.

References

Vendor Advisory1

Related Vulnerabilities

Other CWE-338 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2008-0166High7.571%-Fix
CVE-2009-2367Critical9.823%--
CVE-2024-29868Critical9.16.0%--
CVE-2024-31497Medium5.95.8%-Fix
CVE-2021-43799High8.65.4%-Fix
CVE-2008-3280Medium5.94.0%--

Common questions

How do I fix CVE-2021-37553?

Upgrade JetBrains YouTrack to 2021.2.16363 or later.

Is CVE-2021-37553 being actively exploited?

Not that we know of. CVE-2021-37553 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 1.5% is the estimated probability that it will be exploited in the next 30 days. That is higher than 71% of all scored CVEs.

How severe is CVE-2021-37553?

CVE-2021-37553 has a CVSS v3 base score of 7.5, rated high. 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-2021-37553 affect?

Published advisories record a fix for JetBrains YouTrack (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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CVE-2021-37553 severity badge

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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.