Vulnerability Details : CVE-2012-3547
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.
Vulnerability category: OverflowExecute codeDenial of service
Products affected by CVE-2012-3547
- cpe:2.3:a:freeradius:freeradius:2.1.11:*:*:*:*:*:*:*
- cpe:2.3:a:freeradius:freeradius:2.1.12:*:*:*:*:*:*:*
- cpe:2.3:a:freeradius:freeradius:2.1.10:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2012-3547
17.28%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 95 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2012-3547
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST |
CWE ids for CVE-2012-3547
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The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2012-3547
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http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00023.html
[security-announce] openSUSE-SU-2012:1200-1: important: freeradius: fix
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http://osvdb.org/85325
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http://rhn.redhat.com/errata/RHSA-2012-1326.html
RHSA-2012:1326 - Security Advisory - Red Hat Customer Portal
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http://secunia.com/advisories/50637
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http://secunia.com/advisories/50770
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http://www.debian.org/security/2012/dsa-2546
Debian -- Security Information -- DSA-2546-1 freeradius
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http://freeradius.org/security.html
ReleasesVendor Advisory
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http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090171.html
[SECURITY] Fedora 16 Update: freeradius-2.2.0-0.fc16
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http://www.openwall.com/lists/oss-security/2012/09/10/2
oss-security - [PRE-SA-2012-06] FreeRADIUS: Stack Overflow in TLS-based EAP Methods
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http://www.securitytracker.com/id?1027509
FreeRADIUS Client Certificate Stack Overflow Lets Remote Users Execute Arbitrary Code - SecurityTracker
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http://archives.neohapsis.com/archives/bugtraq/2012-09/0043.html
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http://www.ubuntu.com/usn/USN-1585-1
USN-1585-1: FreeRADIUS vulnerability | Ubuntu security notices
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http://secunia.com/advisories/50484
Sign inVendor Advisory
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http://rhn.redhat.com/errata/RHSA-2012-1327.html
RHSA-2012:1327 - Security Advisory - Red Hat Customer Portal
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http://lists.apple.com/archives/security-announce/2013/Oct/msg00006.html
Apple - Lists.apple.com
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http://www.securityfocus.com/bid/55483
FreeRADIUS Multiple Stack Based Buffer Overflow Vulnerabilities
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http://www.mandriva.com/security/advisories?name=MDVSA-2012:159
mandriva.com
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http://www.pre-cert.de/advisories/PRE-SA-2012-06.txt
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https://exchange.xforce.ibmcloud.com/vulnerabilities/78408
FreeRADIUS cbtls_verify() buffer overflow CVE-2012-3547 Vulnerability Report
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http://secunia.com/advisories/50584
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