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CVE-2016-8623 Details

Description

A flaw was found in curl before version 7.51.0. The way curl handles cookies permits other threads to trigger a use-after-free leading to information disclosure.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CNA: [email protected]CVSS-B:3.3 LOWVector:CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://access.redhat.com/errata/RHSA-2018:2486	CVE	Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3558	CVE	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8623	CVE	Issue TrackingPatchThird Party Advisory
https://curl.haxx.se/CVE-2016-8623.patch	CVE	PatchVendor Advisory
https://curl.haxx.se/docs/adv_20161102I.html	CVE	PatchVendor Advisory
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E	CVE
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E	CVE
https://security.gentoo.org/glsa/201701-47	CVE	Third Party Advisory
https://www.tenable.com/security/tns-2016-21	CVE	Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html	CVE	Patch
http://www.securityfocus.com/bid/94106	CVE	Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1037192	CVE	Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2018:2486	[email protected]	Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3558	[email protected]	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8623	[email protected]	Issue TrackingPatchThird Party Advisory
https://curl.haxx.se/CVE-2016-8623.patch	[email protected]	PatchVendor Advisory
https://curl.haxx.se/docs/adv_20161102I.html	[email protected]	PatchVendor Advisory
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E	[email protected]
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E	[email protected]
https://security.gentoo.org/glsa/201701-47	[email protected]	Third Party Advisory
https://www.tenable.com/security/tns-2016-21	[email protected]	Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html	[email protected]	Patch
http://www.securityfocus.com/bid/94106	[email protected]	Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1037192	[email protected]	Third Party AdvisoryVDB Entry

see all 24 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-416	Use After Free	[email protected]
CWE-416	Use After Free	[email protected]

Affected Products

Product	Versions
haxx curl	< 7.51.0
CPE cpe:2.3:a:haxx:curl:::::::: Remediation No remediation found in references.

Change History

15 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Nov 7, 2023	CVE Modified	[email protected]
Jun 29, 2021	CVE Modified	[email protected]
Jun 28, 2021	CVE Modified	[email protected]
Mar 11, 2020	CVE Modified	[email protected]
Oct 9, 2019	CVE Modified	[email protected]
Apr 25, 2019	Modified Analysis	[email protected]
Nov 13, 2018	CVE Modified	[email protected]
Oct 17, 2018	CVE Modified	[email protected]
Sep 28, 2018	Initial Analysis	[email protected]
Aug 17, 2018	CVE Modified	[email protected]
Aug 2, 2018	CVE Modified	[email protected]