CVE-2012-4445
Heap-based buffer overflow in the eap_server_tls_process_fragment function in eap_server_tls_common.c in the EAP authentication server in hostapd 0.6 through 1.0 allows remote attackers to cause a denial of service (crash or abort) via a small "TLS…
Does this matter?
Lower severity and a low EPSS score (4.22%). Track it; it rarely justifies an emergency change on its own.
Description
Heap-based buffer overflow in the eap_server_tls_process_fragment function in eap_server_tls_common.c in the EAP authentication server in hostapd 0.6 through 1.0 allows remote attackers to cause a denial of service (crash or abort) via a small "TLS Message Length" value in an EAP-TLS message with the "More Fragments" flag set.
- CVSS 2.0
- 4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
- EPSS
- 4.22% probability · 90th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- w1.fi/hostapd
- Source
- secalert@redhat.com
References
- http://osvdb.org/86051
- http://secunia.com/advisories/50805Vendor Advisory
- http://secunia.com/advisories/50888Vendor Advisory
- http://w1.fi/gitweb/gitweb.cgi?p=hostap.git%3Ba=commitdiff%3Bh=586c446e0ff42ae00315b014924ec669023bd8de
- http://www.debian.org/security/2012/dsa-2557
- http://www.freebsd.org/security/advisories/FreeBSD-SA-12:07.hostapd.asc
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:168
- http://www.openwall.com/lists/oss-security/2012/10/08/3
- http://www.pre-cert.de/advisories/PRE-SA-2012-07.txt
- http://www.securityfocus.com/bid/55826
- http://www.securitytracker.com/id?1027808
- https://exchange.xforce.ibmcloud.com/vulnerabilities/79104
- http://osvdb.org/86051
- http://secunia.com/advisories/50805Vendor Advisory
- http://secunia.com/advisories/50888Vendor Advisory
- http://w1.fi/gitweb/gitweb.cgi?p=hostap.git%3Ba=commitdiff%3Bh=586c446e0ff42ae00315b014924ec669023bd8de
- http://www.debian.org/security/2012/dsa-2557
- http://www.freebsd.org/security/advisories/FreeBSD-SA-12:07.hostapd.asc
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:168
- http://www.openwall.com/lists/oss-security/2012/10/08/3
- http://www.pre-cert.de/advisories/PRE-SA-2012-07.txt
- http://www.securityfocus.com/bid/55826
- http://www.securitytracker.com/id?1027808
- https://exchange.xforce.ibmcloud.com/vulnerabilities/79104
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.