CVE-2019-13132 Information

Description

In ZeroMQ libzmq before 4.0.9 4.1.x before 4.1.7 and 4.2.x before 4.3.2 a remote unauthenticated client connecting to a libzmq application running with a socket listening with CURVE encryption/authentication enabled may cause a stack overflow and overwrite the stack with arbitrary data due to a buffer overflow in the library. Users running public servers with the above configuration are highly encouraged to upgrade as soon as possible as there are no known mitigations.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00033.html http://www.openwall.com/lists/oss-security/2019/07/08/6 http://www.securityfocus.com/bid/109284 https://github.com/zeromq/libzmq/issues/3558 https://github.com/zeromq/libzmq/releases https://lists.debian.org/debian-lts-announce/2019/07/msg00007.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AVCTNUEOFFZUNJOXFCYCF3C6Y6NDILI3/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MK7SJYDJ7MMRRRPCUN3SCSE7YK6ZSHVS/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T6HINI24SL7CU6XIJWUOSGTZWEFOOL7X/ https://seclists.org/bugtraq/2019/Jul/13 https://security.gentoo.org/glsa/201908-17 https://usn.ubuntu.com/4050-1/ https://www.debian.org/security/2019/dsa-4477

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8