Is CVE-2016-8617 in the CISA KEV catalog?

No. CVE-2016-8617 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2016-8617?

CVE-2016-8617 has a CVSS v3 base score of 3.3 (LOW).

What is the EPSS score for CVE-2016-8617?

CVE-2016-8617 has an EPSS score of 0.59% (44th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2016-8617?

Upgrade curl on debian 11 to 7.51.0-1 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2016-8617

LOW

3.3

CVSS v3

NVD

Description

The base64 encode function in curl before version 7.51.0 is prone to a buffer being under allocated in 32bit systems if it receives at least 1Gb as input via `CURLOPT_USERNAME`.

CWE-787Out-of-bounds Write

How to fix

Remediation Available

curlDebian

Fixed in:7.51.0-1CVE-2016-8617

curlUbuntu

Fixed in:7.35.0-1ubuntu2.10USN-3123-1

Fixed in:7.47.0-1ubuntu2.2USN-3123-1

libcurl3Ubuntu

Fixed in:7.35.0-1ubuntu2.10USN-3123-1

Fixed in:7.47.0-1ubuntu2.2USN-3123-1

libcurl3-gnutlsUbuntu

Fixed in:7.35.0-1ubuntu2.10USN-3123-1

Fixed in:7.47.0-1ubuntu2.2USN-3123-1

libcurl3-nssUbuntu

Fixed in:7.35.0-1ubuntu2.10USN-3123-1

Fixed in:7.47.0-1ubuntu2.2USN-3123-1

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 VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.59%probability of exploitation in 30 days

44thpercentile

Moderate risk: more likely to be exploited than 44% of all known CVEs.

References

Patch3

Third-Party Advisory5

Other references4

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2023-4863	High	8.8	100%	KEV	Fix
CVE-2020-16040	Medium	6.5	100%	-	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 2024-11-21.