CVE-2009-4893

Buffer overflow in UnrealIRCd 3.2beta11 through 3.2.8, when allow::options::noident is enabled, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.8 UNKNOWN
NETWORK
MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:P
redhatCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 81%
VendorProductVersion
unrealircdunrealircd
3.2:beta11
unrealircdunrealircd
3.2.1
unrealircdunrealircd
3.2.1:pre1
unrealircdunrealircd
3.2.1:pre2
unrealircdunrealircd
3.2.2
unrealircdunrealircd
3.2.2:pre1
unrealircdunrealircd
3.2.3
unrealircdunrealircd
3.2.3:pre1
unrealircdunrealircd
3.2.3:pre2
unrealircdunrealircd
3.2.3:pre3
unrealircdunrealircd
3.2.3:pre4
unrealircdunrealircd
3.2.4
unrealircdunrealircd
3.2.4:pre1
unrealircdunrealircd
3.2.4:pre2
unrealircdunrealircd
3.2.4:rc1
unrealircdunrealircd
3.2.4:rc2
unrealircdunrealircd
3.2.4:rc3
unrealircdunrealircd
3.2.5
unrealircdunrealircd
3.2.5:rc1
unrealircdunrealircd
3.2.5:rc2
unrealircdunrealircd
3.2.5:rc3
unrealircdunrealircd
3.2.6
unrealircdunrealircd
3.2.6:rc1
unrealircdunrealircd
3.2.6:rc2
unrealircdunrealircd
3.2.6:rc3
unrealircdunrealircd
3.2.7
unrealircdunrealircd
3.2.7:rc1
unrealircdunrealircd
3.2.7:rc2
unrealircdunrealircd
3.2.8
unrealircdunrealircd
3.2.8:rc1
unrealircdunrealircd
3.2.8:rc2
𝑥
= Vulnerable software versions