Description
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.
Metrics
CVSS 3.1 7.5/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://www.debian.org/security/2017/dsa-3789Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/01/31/17Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/02/02/7Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/96014Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038320Broken Link, Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:1104Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:1106Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:1201Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1343453Issue Tracking, Third Party Advisory
- https://github.com/libevent/libevent/blob/release-2.1.6-beta/ChangeLogRelease Notes, Third Party Advisory
- https://github.com/libevent/libevent/commit/329acc18a0768c21ba22522f01a5c7f46cacc4d5Patch, Third Party Advisory
- https://github.com/libevent/libevent/issues/318Exploit, Issue Tracking, Third Party Advisory
- https://security.gentoo.org/glsa/201705-01Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-10/Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-11/Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-12/Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-13/Third Party Advisory
- http://www.debian.org/security/2017/dsa-3789Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/01/31/17Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/02/02/7Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/96014Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038320Broken Link, Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:1104Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:1106Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:1201Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1343453Issue Tracking, Third Party Advisory
- https://github.com/libevent/libevent/blob/release-2.1.6-beta/ChangeLogRelease Notes, Third Party Advisory
- https://github.com/libevent/libevent/commit/329acc18a0768c21ba22522f01a5c7f46cacc4d5Patch, Third Party Advisory
- https://github.com/libevent/libevent/issues/318Exploit, Issue Tracking, Third Party Advisory
- https://security.gentoo.org/glsa/201705-01Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-10/Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-11/Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-12/Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-13/Third Party Advisory
Timeline
- Published
- Mar 15, 2017
- Last modified
- Jun 17, 2026
- NVD status
- Modified