CVE-2016-8618

The libcurl API function called `curl_maprintf()` before version 7.51.0 can be tricked into doing a double-free due to an unsafe `size_t` multiplication, on systems using 32 bit `size_t` variables.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

V3 Legend

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://curl.haxx.se/docs/adv_20161102D.html	Patch Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8618	Issue Tracking Patch Third Party Advisory
https://www.tenable.com/security/tns-2016-21	Third Party Advisory
https://security.gentoo.org/glsa/201701-47	Third Party Advisory
http://www.securitytracker.com/id/1037192	Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/94098	Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2018:2486	Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
https://access.redhat.com/errata/RHSA-2018:3558

Configurations

Configuration 1 (hide)

cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:*

Information

Published : 2018-07-31 14:29

Updated : 2018-11-13 03:29

NVD link : CVE-2016-8618

Mitre link : CVE-2016-8618

JSON object : View

CWE

CWE-415

Double Free

Products Affected

haxx

curl

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9.8 /10