Public Date:
1644124: CVE-2018-16842 curl: Heap-based buffer over-read in the curl tool warning formatting

The MITRE CVE dictionary describes this issue as:

Curl versions 7.14.1 through 7.61.1 are vulnerable to a heap-based buffer over-read in the tool_msgs.c:voutf() function that may result in information exposure and denial of service.

Find out more about CVE-2018-16842 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

CVSS3 Base Score 3.6
CVSS3 Base Metrics CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:L
Attack Vector Local
Attack Complexity High
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Low
Integrity Impact None
Availability Impact Low

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 7 (curl) RHSA-2019:2181 2019-08-06

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 Not affected
Red Hat JBoss Core Services 1 curl Affected
Red Hat Enterprise Linux 8 curl Not affected
Red Hat Enterprise Linux 6 curl Will not fix
Red Hat Enterprise Linux 5 curl Will not fix
.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
Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.


Red Hat would like to thank the Curl project for reporting this issue. Upstream acknowledges Brian Carpenter (Geeknik Labs) as the original reporter.

External References

Last Modified

CVE description copyright © 2017, The MITRE Corporation