Public Date:
1515757: CVE-2017-8816 curl: NTLM buffer overflow via integer overflow

The MITRE CVE dictionary describes this issue as:

The NTLM authentication feature in curl and libcurl before 7.57.0 on 32-bit platforms allows attackers to cause a denial of service (integer overflow and resultant buffer overflow, and application crash) or possibly have unspecified other impact via vectors involving long user and password fields.

Find out more about CVE-2017-8816 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 7.5
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality High
Integrity Impact High
Availability Impact High

Affected Packages State

Platform Package State
Red Hat Software Collections for Red Hat Enterprise Linux httpd24-curl Will not fix
Red Hat Enterprise Linux 7 curl Not affected
Red Hat Enterprise Linux 6 curl Not affected
Red Hat Enterprise Linux 5 curl Not affected
.NET Core 2.0 on Red Hat Enterprise Linux rh-dotnet20-curl Under investigation
.NET Core 1.0 on Red Hat Enterprise Linux rh-dotnetcore10-curl Under investigation
.NET Core 1.0 on Red Hat Enterprise Linux rh-dotnetcore11-curl Under investigation


Red Hat would like to thank the Curl project for reporting this issue. Upstream acknowledges Alex Nichols as the original reporter.

External References

Last Modified

CVE description copyright © 2017, The MITRE Corporation


Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.