CVE-2012-4445 (GCVE-0-2012-4445)

Vulnerability from cvelistv5 – Published: 2012-10-10 18:00 – Updated: 2024-08-06 20:35
VLAI
Summary
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.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://w1.fi/gitweb/gitweb.cgi?p=hostap.git%3Ba=c… x_refsource_CONFIRM
http://www.pre-cert.de/advisories/PRE-SA-2012-07.txt x_refsource_MISC
http://www.openwall.com/lists/oss-security/2012/10/08/3 mailing-listx_refsource_MLIST
http://secunia.com/advisories/50805 third-party-advisoryx_refsource_SECUNIA
http://www.debian.org/security/2012/dsa-2557 vendor-advisoryx_refsource_DEBIAN
http://www.securitytracker.com/id?1027808 vdb-entryx_refsource_SECTRACK
http://www.mandriva.com/security/advisories?name=… vendor-advisoryx_refsource_MANDRIVA
http://osvdb.org/86051 vdb-entryx_refsource_OSVDB
http://www.securityfocus.com/bid/55826 vdb-entryx_refsource_BID
http://www.freebsd.org/security/advisories/FreeBS… vendor-advisoryx_refsource_FREEBSD
https://exchange.xforce.ibmcloud.com/vulnerabilit… vdb-entryx_refsource_XF
http://secunia.com/advisories/50888 third-party-advisoryx_refsource_SECUNIA
Date Public
2012-10-07 00:00
Show details on NVD website
To clipboard 

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    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2025-11-21T12:50:00+00:00",
      "cve": "CVE-2012-4445",
      "id": "CVE-2012-4445",
      "initial_release_date": "2012-10-08T00:00:00+00:00",
      "product_status:known_not_affected": "3",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "wpa_supplicant: DoS (abort) by processing certain fragmented EAP-TLS messages",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2012/cve-2012-4445.json",
      "version": "3"
    }
  }
}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.