#VU32262 Use-after-free in cURL - CVE-2016-5421
Published: August 10, 2016 / Updated: July 28, 2020
Vulnerability identifier: #VU32262
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2016-5421
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
cURL
cURL
Software vendor:
curl.haxx.se
curl.haxx.se
Description
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when processing unknown vectors. A attackers can control which connection is used or possibly have unspecified other impact.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Remediation
Update to version 7.50.1.
External links
- http://lists.opensuse.org/opensuse-updates/2016-09/msg00011.html
- http://lists.opensuse.org/opensuse-updates/2016-09/msg00094.html
- http://www.debian.org/security/2016/dsa-3638
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
- http://www.securityfocus.com/bid/92306
- http://www.securitytracker.com/id/1036536
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.563059
- http://www.ubuntu.com/usn/USN-3048-1
- https://access.redhat.com/errata/RHSA-2018:3558
- https://curl.haxx.se/docs/adv_20160803C.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GLPXQQKURBQFM4XM6645VRPTOE2AWG33/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/K3GQH4V3XAQ5Z53AMQRDEC3C3UHTW7QR/
- https://security.gentoo.org/glsa/201701-47
- https://source.android.com/security/bulletin/2016-12-01.html
- https://www.tenable.com/security/tns-2016-18