Vulnerability Report

CVE-2016-10196

Title: Mozilla Firefox RCE

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2016-10196.

CWE Category CWE-787

Published Date Mar 15, 2017

Modified Date May 13, 2026

Exploit Status Not Found

Score 7.5 CVSS v3.1

Exploit Probability (EPSS)

5.21%

Vulnerability Summary

CVE-2016-10196: Stack-based buffer overflow in the evutil_parse_sockaddr_port function in evutil.c in libevent before 2.1.6-beta allows attackers to cause a denial of service (segmentation fault) via vectors involving a long string in brackets in the ip_as_string argument.

Impacted Vendors

niels_provos 1

libevent_project 1

mozilla 2

Reference Links

http://www.debian.org/security/2017/dsa-3789 http://www.openwall.com/lists/oss-security/2017/01/31/17 http://www.openwall.com/lists/oss-security/2017/02/02/7 http://www.securityfocus.com/bid/96014 http://www.securitytracker.com/id/1038320 https://access.redhat.com/errata/RHSA-2017:1104 https://access.redhat.com/errata/RHSA-2017:1106 https://access.redhat.com/errata/RHSA-2017:1201 https://bugzilla.mozilla.org/show_bug.cgi?id=1343453 https://github.com/libevent/libevent/blob/release-2.1.6-beta/ChangeLog https://github.com/libevent/libevent/commit/329acc18a0768c21ba22522f01a5c7f46cacc4d5 https://github.com/libevent/libevent/issues/318 https://security.gentoo.org/glsa/201705-01 https://www.mozilla.org/security/advisories/mfsa2017-10/ https://www.mozilla.org/security/advisories/mfsa2017-11/ https://www.mozilla.org/security/advisories/mfsa2017-12/ https://www.mozilla.org/security/advisories/mfsa2017-13/ http://www.debian.org/security/2017/dsa-3789 http://www.openwall.com/lists/oss-security/2017/01/31/17 http://www.openwall.com/lists/oss-security/2017/02/02/7 http://www.securityfocus.com/bid/96014 http://www.securitytracker.com/id/1038320 https://access.redhat.com/errata/RHSA-2017:1104 https://access.redhat.com/errata/RHSA-2017:1106 https://access.redhat.com/errata/RHSA-2017:1201 https://bugzilla.mozilla.org/show_bug.cgi?id=1343453 https://github.com/libevent/libevent/blob/release-2.1.6-beta/ChangeLog https://github.com/libevent/libevent/commit/329acc18a0768c21ba22522f01a5c7f46cacc4d5 https://github.com/libevent/libevent/issues/318 https://security.gentoo.org/glsa/201705-01 https://www.mozilla.org/security/advisories/mfsa2017-10/ https://www.mozilla.org/security/advisories/mfsa2017-11/ https://www.mozilla.org/security/advisories/mfsa2017-12/ https://www.mozilla.org/security/advisories/mfsa2017-13/

CVSS v3.1

Source Entity [email protected]

Severity HIGH

7.5

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

5.0

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns