CVE-2012-3547
medium
CVSS v3
—
CVSS v2
6.8
VIR risk
6.8
Description
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.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2012-3547
Vendor advisory: secalert@redhat.com — http://secunia.com/advisories/50584
Vendor advisory: secalert@redhat.com — http://secunia.com/advisories/50484
Vendor advisory: secalert@redhat.com — http://freeradius.org/security.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 2.1.12+dfsg-1.1 |
| debian | bullseye | fixed | 2.1.12+dfsg-1.1 |
| debian | forky | fixed | 2.1.12+dfsg-1.1 |
| debian | sid | fixed | 2.1.12+dfsg-1.1 |
| debian | trixie | fixed | 2.1.12+dfsg-1.1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| freeradius | freeradius | 2.1.10 | |
| freeradius | freeradius | 2.1.11 | |
| freeradius | freeradius | 2.1.12 | |
References
- http://archives.neohapsis.com/archives/bugtraq/2012-09/0043.html
- http://freeradius.org/security.html
- http://lists.apple.com/archives/security-announce/2013/Oct/msg00006.html
- http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090171.html
- http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00023.html
- http://osvdb.org/85325
- http://rhn.redhat.com/errata/RHSA-2012-1326.html
- http://rhn.redhat.com/errata/RHSA-2012-1327.html
- http://secunia.com/advisories/50484
- http://secunia.com/advisories/50584
- http://secunia.com/advisories/50637
- http://secunia.com/advisories/50770
- http://www.debian.org/security/2012/dsa-2546
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:159
- http://www.openwall.com/lists/oss-security/2012/09/10/2
- http://www.pre-cert.de/advisories/PRE-SA-2012-06.txt
- http://www.securityfocus.com/bid/55483
- http://www.securitytracker.com/id?1027509
- http://www.ubuntu.com/usn/USN-1585-1
- https://exchange.xforce.ibmcloud.com/vulnerabilities/78408
- https://security-tracker.debian.org/tracker/CVE-2012-3547
CWEs
CWE-119
Verify integrity in audit chain (admin only). AS-IS.