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CVE-2001-0040

APC UPS daemon, apcupsd, saves its process ID in a world-writable file, which allows local users...

2.1 LowPublic exploit

APC UPS daemon, apcupsd, saves its process ID in a world-writable file, which allows local users to kill an arbitrary process by specifying the target process ID in the apcupsd.pid file.

Exploit likelihood

0.86%Down 0.9 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 2.1

APC UPS daemon, apcupsd, saves its process ID in a world-writable file, which allows local users to kill an arbitrary process by specifying the target process ID in the apcupsd.pid file.

Record
CVE-2001-0040
CVSS 2.0
2.1 LowAV:L/AC:L/Au:N/C:N/I:N/A:P
Updated
2026-11-02
CVE List No score

APC UPS daemon, apcupsd, saves its process ID in a world-writable file, which allows local users to kill an arbitrary process by specifying the target process ID in the apcupsd.pid file.

Record
CVE-2001-0040
Updated
2026-11-02
EUVDEUVD-2001-0040 No score

APC UPS daemon, apcupsd, saves its process ID in a world-writable file, which allows local users to kill an arbitrary process by specifying the target process ID in the apcupsd.pid file.

Record
EUVD-2001-0040
Updated
2026-11-03
GitHub AdvisoriesGHSA-qp9g-233f-wxgh No score

APC UPS daemon, apcupsd, saves its process ID in a world-writable file, which allows local users...

APC UPS daemon, apcupsd, saves its process ID in a world-writable file, which allows local users to kill an arbitrary process by specifying the target process ID in the apcupsd.pid file.

Record
GHSA-qp9g-233f-wxgh
Updated
2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
Exploit-DBAPC UPS 3.7.2 - 'apcupsd' Local Denial of Service2001-01-15

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, Exploit-DB, GitHub Advisories, NVD

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

In short

CVE-2001-0040 is a low vulnerability (CVSS 2.1) in Apc Apcupsd, published February 16, 2001. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.86%, the 58th percentile. No source names a fixed version.

References

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