Is CVE-2022-45909 in the CISA KEV catalog?

No. CVE-2022-45909 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-45909?

CVE-2022-45909 has a CVSS v3 base score of 9.1 (CRITICAL).

What is the EPSS score for CVE-2022-45909?

CVE-2022-45909 has an EPSS score of 0.97% (58th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-45909?

Upgrade drachtio-server to 0.8.19 or later.

CVE & CISA-KEV Catalog

CVE-2022-45909

CRITICAL

9.1

CVSS v3

NVD

Description

drachtio-server before 0.8.19 has a heap-based buffer over-read via a long Request-URI in an INVITE request.

CWE-125Out-of-bounds Read

How to fix

Remediation Available

drachtio-serverNVD

Affected:< 0.8.19Fixed in:0.8.19CVE-2022-45909derived 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 VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.97%probability of exploitation in 30 days

58thpercentile

Moderate risk: more likely to be exploited than 58% of all known CVEs.

References

Patch2

Third-Party Advisory1

github.com

Related Vulnerabilities

Other CWE-125 (Out-of-bounds Read) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0160	High	7.5	100%	KEV	Fix
CVE-2025-5777	High	7.5	100%	KEV + Ransom	Fix
CVE-2021-4034	High	7.8	95%	KEV	Fix
CVE-2023-21769	High	7.5	92%	-	Fix
CVE-2023-49285	High	8.6	89%	-	Fix
CVE-2020-8794	Critical	9.8	89%	-	Fix

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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 2025-04-25.