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CVE-2015-1822

Date: April 16, 2015

chrony before 1.31.1 does not initialize the last "next" pointer when saving unacknowledged replies to command requests, which allows remote authenticated users to cause a denial of service (uninitialized pointer dereference and daemon crash) or possibly execute arbitrary code via a large number of command requests.

Language: C

Severity Score

Related Resources (10)

https://nvd.nist.gov/vuln/detail/CVE-2015-1822
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
https://security.gentoo.org/glsa/201507-01
http://www.debian.org/security/2015/dsa-3222
http://www.securityfocus.com/bid/73956
http://listengine.tuxfamily.org/chrony.tuxfamily.org/chrony-announce/2015/04/msg00002.html
https://access.redhat.com/security/cve/CVE-2015-1822
https://security-tracker.debian.org/tracker/CVE-2015-1822
https://people.canonical.com/~ubuntu-security/cve/CVE-2015-1822
https://www.mend.io/vulnerability-database/CVE-2015-1822

Severity Score

Weakness Type (CWE)

Code

CWE-17

CVSS v3.1

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

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): SINGLE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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