Is CVE-2021-22133 in the CISA KEV catalog?

No. CVE-2021-22133 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-22133?

CVE-2021-22133 has a CVSS v3 base score of 2.4 (LOW).

What is the EPSS score for CVE-2021-22133?

CVE-2021-22133 has an EPSS score of 0.52% (40th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-22133?

Upgrade apm agent to 1.11.0 or later.

CVE & CISA-KEV Catalog

CVE-2021-22133

LOW

2.4

CVSS v3

NVD

Description

The Elastic APM agent for Go versions before 1.11.0 can leak sensitive HTTP header information when logging the details during an application panic. Normally, the APM agent will sanitize sensitive HTTP header details before sending the information to the APM server. During an application panic it is possible the headers will not be sanitized before being sent.

CWE-532

How to fix

Remediation Available

apm agentNVD

Affected:< 1.11.0Fixed in:1.11.0CVE-2021-22133derived from NVD

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 VectorAdjacent

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.52%probability of exploitation in 30 days

40thpercentile

Moderate risk: more likely to be exploited than 40% of all known CVEs.

References

Vendor Advisory1

discuss.elastic.co

Related Vulnerabilities

Other CWE-532 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-1622	Medium	5.3	79%	-	-
CVE-2020-35234	High	7.5	63%	-	Fix
CVE-2023-43261	High	7.5	60%	-	Fix
CVE-2024-20440	High	7.5	51%	-	-
CVE-2018-3609	High	8.1	22%	-	-
CVE-2018-8719	Medium	5.3	16%	-	-

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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.