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CVE-2010-0293

The client logging functionality in chronyd in Chrony before 1.23.1 does not restrict the amount...

5.0 MediumFix available

The client logging functionality in chronyd in Chrony before 1.23.1 does not restrict the amount of memory used for storage of client information, which allows remote attackers to cause a denial of service (memory consumption) via spoofed (1) NTP or (2) cmdmon packets.

Exploit likelihood

2.67%Up 1.4 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.0

The client logging functionality in chronyd in Chrony before 1.23.1 does not restrict the amount of memory used for storage of client information, which allows remote attackers to cause a denial of service (memory consumption) via spoofed (1) NTP or (2) cmdmon packets.

Record
CVE-2010-0293
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness
CWE-399
Updated
2026-11-02
CVE List No score

The client logging functionality in chronyd in Chrony before 1.23.1 does not restrict the amount of memory used for storage of client information, which allows remote attackers to cause a denial of service (memory consumption) via spoofed (1) NTP or (2) cmdmon packets.

Record
CVE-2010-0293
Updated
2026-11-02
EUVDEUVD-2010-0324 No score

The client logging functionality in chronyd in Chrony before 1.23.1 does not restrict the amount of memory used for storage of client information, which allows remote attackers to cause a denial of service (memory consumption) via spoofed (1) NTP or (2) cmdmon packets.

Record
EUVD-2010-0324
Updated
2026-11-03
GitHub AdvisoriesGHSA-3vvg-7h3p-gmv3 No score

The client logging functionality in chronyd in Chrony before 1.23.1 does not restrict the amount...

The client logging functionality in chronyd in Chrony before 1.23.1 does not restrict the amount of memory used for storage of client information, which allows remote attackers to cause a denial of service (memory consumption) via spoofed (1) NTP or (2) cmdmon packets.

Record
GHSA-3vvg-7h3p-gmv3
Updated
2026-11-02
OSVBELL-CVE-2010-0293 5.0

CVE-2010-0293 does not affect BellSoft software

Record
BELL-CVE-2010-0293
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Updated
2026-11-02
OSV No score

The client logging functionality in chronyd in Chrony before 1.23.1 does not restrict the amount of memory used for storage of client information, which allows remote attackers to cause a denial of service (memory consumption) via spoofed (1) NTP or (2) cmdmon packets.

Record
CVE-2010-0293
Updated
2026-11-02
OSVDEBIAN-CVE-2010-0293 No score

The client logging functionality in chronyd in Chrony before 1.23.1 does not restrict the amount of memory used for storage of client information, which allows remote attackers to cause a denial of service (memory consumption) via spoofed (1) NTP or (2) cmdmon packets.

Record
DEBIAN-CVE-2010-0293
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
chrony
Debian:12
 before 1.23-7
1.23-7
chrony
Debian:13
 before 1.23-7
1.23-7
chrony
Debian:14
 before 1.23-7
1.23-7
chrony
Debian:4.0
From an advisory covering 3 CVEs
 before 1.21z-5+etch1, plus listed versions
1.21z-5
1.21z-5+etch1
chrony
Debian:5.0
From an advisory covering 3 CVEs
 before 1.23-6+lenny1, plus listed versions
1.23-61.23-6rt1.23-6rt1
1.23-6+lenny1

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2010-0293 is a medium vulnerability (CVSS 5.0) in Tuxfamily Chrony, published February 4, 2010. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.67%, the 85th percentile. Fixed in chrony 1.23-7.

References

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