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ubuntucveUbuntu.comUB:CVE-2012-3547
HistorySep 18, 2012 - 12:00 a.m.

CVE-2012-3547

2012-09-1800:00:00
ubuntu.com
ubuntu.com
5

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.063 Low

EPSS

Percentile

93.5%

Stack-based buffer overflow in the cbtls_verify function in FreeRADIUS
2.1.10 through 2.1.12, when using TLS-based EAP methods, allows remote
attackers to cause a denial of service (server crash) and possibly execute
arbitrary code via a long “not after” timestamp in a client certificate.

Bugs

Notes

Author Note
sbeattie possibly mitigated by -fstack-protector upstream report claims 2.1.10-2.1.12 are only affected
OSVersionArchitecturePackageVersionFilename
ubuntu11.04noarchfreeradius< 2.1.10+dfsg-2ubuntu2.1UNKNOWN
ubuntu11.10noarchfreeradius< 2.1.10+dfsg-3ubuntu0.11.10.1UNKNOWN
ubuntu12.04noarchfreeradius< 2.1.10+dfsg-3ubuntu0.12.04.1UNKNOWN

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.063 Low

EPSS

Percentile

93.5%