Is CVE-2017-5950 in the CISA KEV catalog?

No. CVE-2017-5950 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-5950?

CVE-2017-5950 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2017-5950?

CVE-2017-5950 has an EPSS score of 2.03% (79th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-5950?

Upgrade yaml-cpp on debian 11 to 0.6.3-1 or later.

CVE & CISA-KEV Catalog

CVE-2017-5950

MEDIUMEPSS 79th pctl

5.5

CVSS v3

NVD

Description

The SingleDocParser::HandleNode function in yaml-cpp (aka LibYaml-C++) 0.5.3 allows remote attackers to cause a denial of service (stack consumption and application crash) via a crafted YAML file.

CWE-119Buffer Overflow

How to fix

Remediation Available

yaml-cppDebian

Fixed in:0.6.3-1CVE-2017-5950

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 VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

2.03%probability of exploitation in 30 days

79thpercentile

Elevated risk: more likely to be exploited than 79% of all known CVEs.

References

Third-Party Advisory2

Other references1

seclists.org

Related Vulnerabilities

Other CWE-119 (Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-4966	Critical	9.4	100%	KEV + Ransom	Fix
CVE-2017-11882	High	7.8	100%	KEV + Ransom	-
CVE-2020-0796	Critical	10.0	100%	KEV + Ransom	-
CVE-2008-4250	Critical	9.8	99%	KEV	-
CVE-2017-15944	Critical	9.8	98%	KEV	Fix
CVE-2015-0014	High	10.0	97%	-	-

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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 2026-05-13.