CVE-2020-7693

Q: How do I fix CVE-2020-7693?

Upgrade sockjs to 0.3.20 or later.

Q: Is CVE-2020-7693 being actively exploited?

Not that we know of. CVE-2020-7693 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 5.0% is the estimated probability that it will be exploited in the next 30 days. That is higher than 91% of all scored CVEs.

Q: How severe is CVE-2020-7693?

CVE-2020-7693 has a CVSS v3 base score of 5.3, 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.

Q: What does CVE-2020-7693 affect?

Published advisories record a fix for sockjs (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

MEDIUMEPSS 91th pctl

5.3

CVSS v3

NVD

Description

Incorrect handling of Upgrade header with the value websocket leads in crashing of containers hosting sockjs apps. This affects the package sockjs before 0.3.20.

CWE-755

How to fix

Remediation Available

sockjsNVD

Affected:< 0.3.20Fixed in:0.3.20CVE-2020-7693derived from NVD

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

ConfidentialityNone

IntegrityNone

AvailabilityLow

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

Exploit Intelligence

4.98%probability of exploitation in 30 days

91stpercentile

High risk: more likely to be exploited than 91% of all known CVEs.

References

Patch3

Exploit3

Related Vulnerabilities

Other CWE-755 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-5638	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-7247	Critical	9.8	99%	KEV	Fix
CVE-2023-36933	High	7.5	72%	-	Fix
CVE-2018-0934	High	7.5	67%	-	Fix
CVE-2019-14287	High	8.8	64%	-	Fix
CVE-2019-12815	Critical	9.8	58%	-	Fix

Common questions

How do I fix CVE-2020-7693?

Upgrade sockjs to 0.3.20 or later.

Is CVE-2020-7693 being actively exploited?

Not that we know of. CVE-2020-7693 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 5.0% is the estimated probability that it will be exploited in the next 30 days. That is higher than 91% of all scored CVEs.

How severe is CVE-2020-7693?

CVE-2020-7693 has a CVSS v3 base score of 5.3, 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-2020-7693 affect?

Published advisories record a fix for sockjs (NVD). 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.