Is CVE-2022-47515 in the CISA KEV catalog?

No. CVE-2022-47515 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-47515?

CVE-2022-47515 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2022-47515?

CVE-2022-47515 has an EPSS score of 1.15% (63th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-47515?

Upgrade drachtio-server to 0.8.20 or later.

CVE & CISA-KEV Catalog

CVE-2022-47515

HIGH

7.5

CVSS v3

NVD

Description

An issue was discovered in drachtio-server before 0.8.20. It allows remote attackers to cause a denial of service (daemon crash) via a long message in a TCP request that leads to std::length_error.

CWE-170

How to fix

Remediation Available

drachtio-serverNVD

Affected:< 0.8.20Fixed in:0.8.20CVE-2022-47515derived 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

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.15%probability of exploitation in 30 days

63rdpercentile

Moderate risk: more likely to be exploited than 63% of all known CVEs.

References

Patch1

github.com

Exploit1

github.com

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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 2025-04-17.