Public Date:
1642201: CVE-2018-16839 curl: Integer overflow leading to heap-based buffer overflow in Curl_sasl_create_plain_message()

The MITRE CVE dictionary describes this issue as:

Curl versions 7.33.0 through 7.61.1 are vulnerable to a buffer overrun in the SASL authentication code that may lead to denial of service.

Find out more about CVE-2018-16839 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 5
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Low
Integrity Impact Low
Availability Impact Low

Affected Packages State

Platform Package State
Red Hat Software Collections for Red Hat Enterprise Linux httpd24-curl Affected
Red Hat JBoss Web Server 5 curl Under investigation
Red Hat JBoss Core Services 1 curl Under investigation
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-dotnet21-curl Affected
.NET Core 1.0 on Red Hat Enterprise Linux rh-dotnetcore10-curl Affected
.NET Core 1.0 on Red Hat Enterprise Linux rh-dotnetcore11-curl Affected


Red Hat would like to thank the Curl project for reporting this issue. Upstream acknowledges Harry Sintonen 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.