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CVE-2019-6444

Good to know:

Date: January 22, 2019

An issue was discovered in NTPsec before 1.1.3. process_control() in ntp_control.c has a stack-based buffer over-read because attacker-controlled data is dereferenced by ntohl() in ntpd.

Language: C

Severity Score

9.1

Related Resources (7)

Url: https://nvd.nist.gov/vuln/detail/CVE-2019-6444

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2019-6444

Url: https://dumpco.re/blog/ntpsec-bugs

Url: https://www.exploit-db.com/exploits/46176/

Url: https://dumpco.re/bugs/ntpsec-oobread2

Url: https://github.com/ntpsec/ntpsec/blob/NTPsec_1_1_3/NEWS

Url: https://www.mend.io/vulnerability-database/CVE-2019-6444

Severity Score

9.1

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

Top Fix

Upgrade Version

Upgrade to version NTPsec_1_1_3

CVSS v3.1

Base Score:	9.1
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	6.4
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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