CVE-2009-4212

Multiple integer underflows in the (1) AES and (2) RC4 decryption functionality in the crypto library in MIT Kerberos 5 (aka krb5) 1.3 through 1.6.3, and 1.7 before 1.7.1, allow remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code by providing ciphertext with a length that is too short to be valid.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
10 UNKNOWN
NETWORK
LOW
AV:N/AC:L/Au:N/C:C/I:C/A:C
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 95%
VendorProductVersion
mitkerberos
5-1.6.3
mitkerberos_5
1.3
mitkerberos_5
1.3.1
mitkerberos_5
1.3.2
mitkerberos_5
1.3.3
mitkerberos_5
1.3.4
mitkerberos_5
1.3.5
mitkerberos_5
1.3.6
mitkerberos_5
1.4
mitkerberos_5
1.4.1
mitkerberos_5
1.4.2
mitkerberos_5
1.4.3
mitkerberos_5
1.4.4
mitkerberos_5
1.5
mitkerberos_5
1.5.1
mitkerberos_5
1.5.2
mitkerberos_5
1.5.3
mitkerberos_5
1.6
mitkerberos_5
1.6.1
mitkerberos_5
1.6.2
mitkerberos_5
1.7
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
krb5
bullseye (security)
1.18.3-6+deb11u5
fixed
bullseye
1.18.3-6+deb11u5
fixed
bookworm
1.20.1-2+deb12u2
fixed
bookworm (security)
1.20.1-2+deb12u2
fixed
sid
1.21.3-3
fixed
trixie
1.21.3-3
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
krb5
karmic
Fixed 1.7dfsg~beta3-1ubuntu0.3
released
jaunty
Fixed 1.6.dfsg.4~beta1-5ubuntu2.2
released
intrepid
Fixed 1.6.dfsg.4~beta1-3ubuntu0.3
released
hardy
Fixed 1.6.dfsg.3~beta1-2ubuntu1.3
released
dapper
Fixed 1.4.3-5ubuntu0.10
released
Common Weakness Enumeration
References