Buffer overflow in W1.fi Hostapd

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.

Vulnerability class: Buffer Overflow

EPSS: 0.042 (90.0th percentile) — read the EPSS interpretation.

Affected products

  • W1.fi Hostapd — versions 0.6.0, 0.6.1, 0.6.2
  • N/a — versions n/a

Weakness classification (CWE)

References