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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2012-4503
HistoryNov 05, 2013 - 9:55 p.m.

CVE-2012-4503

2013-11-0521:55:08
Debian Security Bug Tracker
security-tracker.debian.org
10
chrony
cmdmon.c
vulnerability
remote attackers
sensitive information
stack memory
invalid subnet
handle_subnets_accessed function
rpy_client_accesses command
uninitialized data
reply
unix

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

EPSS

0.005

Percentile

75.9%

cmdmon.c in Chrony before 1.29 allows remote attackers to obtain potentially sensitive information from stack memory via vectors related to (1) an invalid subnet in a RPY_SUBNETS_ACCESSED command to the handle_subnets_accessed function or (2) a RPY_CLIENT_ACCESSES command to the handle_client_accesses function when client logging is disabled, which causes uninitialized data to be included in a reply.

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

EPSS

0.005

Percentile

75.9%