PT-2010-2087 · Chrony · Chrony

Miroslav Lichvar · Published 2010-02-08 · Updated 2010-02-09 · CVE-2010-0294

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Chrony versions prior to 1.23.1 Chrony version 1.24-pre1

Description The issue allows remote attackers to cause a denial of service, specifically disk consumption, by sending a large number of invalid packets. This is because chronyd generates a syslog message for each unauthorized cmdmon packet.

Recommendations For Chrony versions prior to 1.23.1, update to version 1.23.1 or later to resolve the issue. For Chrony version 1.24-pre1, consider disabling the cmdmon packet handling functionality until a patch is available.

Fix

Weakness Enumeration

CWE-399

Related Identifiers

CVE-2010-0294

DSA-1992-1

Affected Products

Chrony

References · 11

• http://securityfocus.com/bid/38106 · Patch
• https://osv.dev/vulnerability/CVE-2010-0294 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2010-0294 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2010-0294 · Security Note
• http://secunia.com/advisories/38480 · Vendor Advisory
• http://debian.org/security/2010/dsa-1992 · Vendor Advisory
• http://secunia.com/advisories/38428 · Vendor Advisory
• http://chrony.tuxfamily.org/News.html · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2010-0294 · Vendor Advisory
• http://git.tuxfamily.org/chrony/chrony.git/?p=gitroot/chrony/chrony.git%3Ba=commit%3Bh=0b710499f994823bd938fc6895f097eefb9cc59f · Note
• https://bugzilla.redhat.com/show_bug.cgi?id=555367 · Note