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CVE-2023-4012

Good to know:

Date: August 7, 2023

ntpd will crash if the server is not NTS-enabled (no certificate) and it receives an NTS-enabled client request (mode 3).

Language: C

Severity Score

7.5

Related Resources (9)

Url: https://gitlab.com/NTPsec/ntpsec/-/issues/794

Url: https://security-tracker.debian.org/tracker/CVE-2023-4012

Url: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1038422

Url: https://nvd.nist.gov/vuln/detail/CVE-2023-4012

Url: https://github.com/ntpsec/ntpsec/commit/d9a786fe0fafa7ed7357783798b1f206884d28b7

Url: https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2023-4012

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OC2KDNL4GO7MDAFSNWBQA4T2Q2VNPUJD/

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VQDOZSTH2AZXBO2QAVR2SZEMK2A7WBRB/

Url: https://www.mend.io/vulnerability-database/CVE-2023-4012

Severity Score

7.5

Weakness Type (CWE)

Insufficient Information

NVD-CWE-noinfo

Incomplete Internal State Distinction

CWE-372

Top Fix

Upgrade Version

Upgrade to version NTPsec_1_2_2a

CVSS v3.1

Base Score:	7.5
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

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