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CVE-2018-7185

Good to know:

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Date: March 6, 2018

The protocol engine in ntp 4.2.6 before 4.2.8p11 allows a remote attackers to cause a denial of service (disruption) by continually sending a packet with a zero-origin timestamp and source IP address of the "other side" of an interleaved association causing the victim ntpd to reset its association.

Language: Unix

Severity Score

Related Resources (16)

https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
https://security.gentoo.org/glsa/201805-12
http://support.ntp.org/bin/view/Main/NtpBug3454
https://security.netapp.com/advisory/ntap-20180626-0001/
http://www.securityfocus.com/archive/1/541824/100/0/threaded
https://www.synology.com/support/security/Synology_SA_18_13
https://security.FreeBSD.org/advisories/FreeBSD-SA-18:02.ntp.asc
https://usn.ubuntu.com/3707-2/
https://access.redhat.com/security/cve/CVE-2018-7185
http://packetstormsecurity.com/files/146631/Slackware-Security-Advisory-ntp-Updates.html
https://nvd.nist.gov/vuln/detail/CVE-2018-7185
http://www.securityfocus.com/bid/103339
https://usn.ubuntu.com/3707-1/
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us
https://people.canonical.com/~ubuntu-security/cve/CVE-2018-7185
https://www.mend.io/vulnerability-database/CVE-2018-7185

Severity Score

Weakness Type (CWE)

Improper Input Validation

CWE-20

Insufficient Information

NVD-CWE-noinfo

Top Fix

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Upgrade Version

Upgrade to version ntp - 4.2.8.p10-2

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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