CVE-2010-0303

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 8.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2010-02-04 · updated 2026-06-16
Weakness: CWE-20

Description

mystring.c in hybserv in IRCD-Hybrid (aka Hybrid2 IRC Services) 1.9.2 through 1.9.4 allows remote attackers to cause a denial of service (daemon crash) via a ":help \t" private message to the MemoServ service.

Affected products

Dinko Korunic Hybserv2: 1.9.2, 1.9.3, 1.9.4

References

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=550389
http://marc.info/?l=oss-security&m=126476591925300&w=2
http://secunia.com/advisories/38350
http://secunia.com/advisories/38352
http://security.debian.org/pool/updates/main/h/hybserv/hybserv_1.9.2-4+lenny2.diff.gz
http://www.debian.org/security/2010/dsa-1982
http://www.securityfocus.com/bid/38006
https://exchange.xforce.ibmcloud.com/vulnerabilities/55992
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=550389
http://marc.info/?l=oss-security&m=126476591925300&w=2
http://secunia.com/advisories/38350
http://secunia.com/advisories/38352

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