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    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 Message Length" value in an EAP-TLS message with the "More Fragments" flag set.

    Published:Oct 8, 2012
    Last Modified:Apr 11, 2025
    EPS:Oct 10, 2012
    EPSS Score:0.05318
    CVSS Score:4.3

    Affected Products

    Vendor
    W1.fi
    Product
    Hostapd

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-58374 (CVSS 6.5) — In hostapd before 2.12, a missing bounds check in AP-mode Wi-Fi 7 (IEEE 802.11be) Multi-Link Operation (MLO) a…
    CVE-2025-24912 (CVSS 3.7) — hostapd fails to process crafted RADIUS packets properly. When hostapd authenticates wi-fi devices with RADIUS…
    CVE-2022-37660 (CVSS 6.5) — In hostapd 2.10 and earlier, the PKEX code remains active even after a successful PKEX association. An attacke…
    CVE-2022-23304 (CVSS 9.8) — The implementations of EAP-pwd in hostapd before 2.10 and wpa_supplicant before 2.10 are vulnerable to side-ch…
    CVE-2022-23303 (CVSS 9.8) — The implementations of SAE in hostapd before 2.10 and wpa_supplicant before 2.10 are vulnerable to side channe…
    CVE-2021-30004 (CVSS 5.3) — In wpa_supplicant and hostapd 2.9, forging attacks may occur because AlgorithmIdentifier parameters are mishan…
    CVE-2020-12695 (CVSS 7.5) — The Open Connectivity Foundation UPnP specification before 2020-04-17 does not forbid the acceptance of a subs…
    CVE-2019-10064 (CVSS 7.5) — hostapd before 2.6, in EAP mode, makes calls to the rand() and random() standard library functions without any…
    CVE-2019-5062 (CVSS 6.5) — An exploitable denial-of-service vulnerability exists in the 802.11w security state handling for hostapd 2.6 c…
    CVE-2019-5061 (CVSS 6.5) — An exploitable denial-of-service vulnerability exists in the hostapd 2.6, where an attacker could trigger AP t…

    References

    http://osvdb.org/86051
    http://secunia.com/advisories/50805
    http://secunia.com/advisories/50888
    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/50805
    http://secunia.com/advisories/50888
    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

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High