Is CVE-2018-18836 in the CISA KEV catalog?

No. CVE-2018-18836 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-18836?

CVE-2018-18836 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2018-18836?

CVE-2018-18836 has an EPSS score of 1.96% (78th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-18836?

Upgrade netdata on debian 11 to 1.11.1+dfsg-1 or later. Fixes are available for 6 affected products.

CVE & CISA-KEV Catalog

CVE-2018-18836

MEDIUMEPSS 78th pctl

6.5

CVSS v3

NVD

Description

An issue was discovered in Netdata 1.10.0. JSON injection exists via the api/v1/data tqx parameter because of web_client_api_request_v1_data in web/api/web_api_v1.c.

CWE-94Code Injection

How to fix

Remediation Available

netdataDebian

Fixed in:1.11.1+dfsg-1CVE-2018-18836

netdataUbuntu

Fixed in:1.9.0+dfsg-1ubuntu0.1~esm1USN-7250-1

Fixed in:1.19.0-3ubuntu1+esm1USN-7250-1

Fixed in:1.33.1-1ubuntu1+esm1USN-7250-1

netdata-coreUbuntu

Fixed in:1.19.0-3ubuntu1+esm1USN-7250-1

Fixed in:1.33.1-1ubuntu1+esm1USN-7250-1

netdata-dataUbuntu

Fixed in:1.9.0+dfsg-1ubuntu0.1~esm1USN-7250-1

netdata-plugins-bashUbuntu

Fixed in:1.33.1-1ubuntu1+esm1USN-7250-1

netdata-webUbuntu

Fixed in:1.33.1-1ubuntu1+esm1USN-7250-1

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 InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityHigh

AvailabilityNone

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Exploit Intelligence

1.96%probability of exploitation in 30 days

78thpercentile

Elevated risk: more likely to be exploited than 78% of all known CVEs.

References

Patch1

github.com

Exploit2

Third-Party Advisory2

Related Vulnerabilities

Other CWE-94 (Code Injection) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-9841	Critical	9.8	100%	KEV	Fix
CVE-2015-1635	Critical	9.8	100%	KEV	-
CVE-2022-22954	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-22204	Medium	6.8	100%	KEV	Fix
CVE-2025-3248	Critical	9.8	100%	KEV	Fix
CVE-2012-0158	High	8.8	100%	KEV	-

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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.