CVE-2016-10196

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Summary

CVECVE-2016-10196
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-03-15 15:59:00 UTC
Updated2025-11-25 17:50:16 UTC
DescriptionStack-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.

Risk And Classification

Primary CVSS: v3.1 7.5 HIGH from [email protected]

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

Problem Types: CWE-787 | n/a

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
2.0[email protected]Primary5AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

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

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 8.0 All All All
Application Libevent Project Libevent All All All All
Application Mozilla Firefox All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Security vulnerabilities fixed in Firefox 53 — Mozilla af854a3a-2127-422b-91ae-364da2661108 www.mozilla.org Third Party Advisory
libevent (stack) buffer overflow in evutil_parse_sockaddr_port() · Issue #318 · libevent/libevent · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Exploit, Issue Tracking, Third Party Advisory
Mozilla Firefox Multiple Bugs Let Remote Users Bypass Security Restrictions, Spoof URLs, Obtain Potentially Sensitive Information, Deny Service, and Execute Arbitrary Code - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com Broken Link, Third Party Advisory, VDB Entry
Security vulnerabilities fixed in Firefox ESR 52.1 — Mozilla af854a3a-2127-422b-91ae-364da2661108 www.mozilla.org Third Party Advisory
oss-security - Bugs fixed in libevent 2.1.6 af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Third Party Advisory
libevent: Multiple vulnerabilities (GLSA 201705-01) — Gentoo security af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org Third Party Advisory
Security vulnerabilities fixed in Thunderbird 52.1 — Mozilla af854a3a-2127-422b-91ae-364da2661108 www.mozilla.org Third Party Advisory
Malformed Request af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
libevent/ChangeLog at release-2.1.6-beta · libevent/libevent · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Release Notes, Third Party Advisory
evutil_parse_sockaddr_port(): fix buffer overflow · libevent/libevent@329acc1 · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Patch, Third Party Advisory
oss-security - Re: Bugs fixed in libevent 2.1.6 af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Third Party Advisory
Debian -- Security Information -- DSA-3789-1 libevent af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
Access Denied af854a3a-2127-422b-91ae-364da2661108 bugzilla.mozilla.org Issue Tracking, Third Party Advisory
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 access.redhat.com Third Party Advisory
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 access.redhat.com Third Party Advisory
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 access.redhat.com Third Party Advisory
Security vulnerabilities fixed in Firefox ESR 45.9 — Mozilla af854a3a-2127-422b-91ae-364da2661108 www.mozilla.org Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 378109 Virtuozzo Linux Security Update for thunderbird (VZLSA-2017:1201)
  • 378158 Virtuozzo Linux Security Update for thunderbird (VZLSA-2017:1201)
  • 378270 Virtuozzo Linux Security Update for firefox (VZLSA-2017:1106)
  • 378316 Virtuozzo Linux Security Update for firefox (VZLSA-2017:1104)
  • 500287 Alpine Linux Security Update for libevent
  • 504057 Alpine Linux Security Update for libevent
  • 710287 Gentoo Linux Mozilla Firefox Multiple Vulnerabilities (GLSA 201802-03)
  • 710333 Gentoo Linux libevent Multiple Vulnerabilities (GLSA 201705-01)
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