CVE-2016-8617 - CVE House
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Status published Low CVE-2016-8617

The base64 encode function in curl before version 7.51.0 is...

Vulnerability 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`.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from The Curl Project

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CVE-2018-16842
Curl versions 7.14.1 through 7.61.1 are vulnerable to a heap-based...
Medium 4.4
CVE-2018-16840
A heap use-after-free flaw was found in curl versions from...
Medium 4.3
CVE-2018-16839
Curl versions 7.33.0 through 7.61.1 are vulnerable to a buffer...
Medium 4.3
CVE-2016-8625
curl before version 7.51.0 uses outdated IDNA 2003 standard to...
Medium 5.3
CVE-2016-8624
curl before version 7.51.0 doesn't parse the authority component of...
Medium 5.3

Affected Vendor

The Curl Project

View all reports →

Affected Software

curl
Vulnerable Versions:
7.51.0

Timeline

Official Publish: July 31st, 2018
Last Modified: April 16th, 2026
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Weaknesses (CWE)

CWE-787

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1055 Process Injection
Defense Evasion
T1105 Ingress Tool Transfer
Command and Control
T1485 Data Destruction
Impact