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CVE-2011-1784

Date: May 20, 2011

The pidfile_write function in core/pidfile.c in keepalived 1.2.2 and earlier uses 0666 permissions for the (1) keepalived.pid, (2) checkers.pid, and (3) vrrp.pid files in /var/run/, which allows local users to kill arbitrary processes by writing a PID to one of these files.

Language: C

Severity Score

Related Resources (14)

https://exchange.xforce.ibmcloud.com/vulnerabilities/67477
http://www.securityfocus.com/bid/47859
http://lists.debian.org/debian-security/2011/05/msg00018.html
http://openwall.com/lists/oss-security/2011/05/16/7
https://nvd.nist.gov/vuln/detail/CVE-2011-1784
http://www.osvdb.org/72380
http://lists.debian.org/debian-security/2011/05/msg00012.html
http://secunia.com/advisories/44460
http://openwall.com/lists/oss-security/2011/05/10/5
https://security-tracker.debian.org/tracker/CVE-2011-1784
http://lists.debian.org/debian-security/2011/05/msg00013.html
https://bugzilla.redhat.com/show_bug.cgi?id=704039
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=626281
https://www.mend.io/vulnerability-database/CVE-2011-1784

Severity Score

Weakness Type (CWE)

Permissions, Privileges, and Access Control

CWE-264

CVSS v3.1

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

CVSS v2

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

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