CVE-2012-2944

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 6.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2012-06-01 · updated 2026-06-16
Weakness: CWE-119

Description

Buffer overflow in the addchar function in common/parseconf.c in upsd in Network UPS Tools (NUT) before 2.6.4 allows remote attackers to execute arbitrary code or cause a denial of service (electric-power outage) via a long string containing non-printable characters.

Affected products

networkupstools nut: through 2.6.3-3; 2.4.2, 2.4.3, 2.6.0, 2.6.0-pre1, 2.6.0-1, 2.6.1 (+2)

References

http://alioth.debian.org/tracker/?func=detail&aid=313636
http://networkupstools.org/docs/user-manual.chunked/apis01.html
http://secunia.com/advisories/49348
http://secunia.com/advisories/50389
http://trac.networkupstools.org/projects/nut/changeset/3633
http://www.debian.org/security/2012/dsa-2484
http://www.mandriva.com/security/advisories?name=MDVSA-2012:087
http://www.osvdb.org/82409
http://www.securityfocus.com/bid/53743
https://exchange.xforce.ibmcloud.com/vulnerabilities/75980
https://hermes.opensuse.org/messages/15514634
http://alioth.debian.org/tracker/?func=detail&aid=313636

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