CVE-2016-1882

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Summary

CVECVE-2016-1882
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2016-01-29 19:59:08 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionFreeBSD 9.3 before p33, 10.1 before p26, and 10.2 before p9 allow remote attackers to cause a denial of service (kernel crash) via vectors related to creating a TCP connection with the TCP_MD5SIG and TCP_NOOPT socket options.

Risk And Classification

Primary CVSS: v3.0 7.5 HIGH from [email protected]

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

Problem Types: CWE-19 | n/a

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary7.5HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
2.0[email protected]Primary7.8AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS v3.0 Breakdown

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

CVSS:3.0/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
Complete

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Freebsd Freebsd 10.1 All All All
Operating System Freebsd Freebsd 10.2 All All All
Operating System Freebsd Freebsd 9.3 All All All

Vendor Declared Affected Products

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

References

ReferenceSourceLinkTags
FreeBSD Bug in TCP MD5 Signature Processing Lets Remote and Local Users Cause Denial of Service Conditions on the Target System - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
security.FreeBSD.org/advisories/FreeBSD-SA-16:05.tcp.asc af854a3a-2127-422b-91ae-364da2661108 security.FreeBSD.org Patch
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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