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 2012-10-10 18:55:04
Updated 2023-02-13 04:34:33
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: OverflowDenial of service

Exploit prediction scoring system (EPSS) score for CVE-2012-4445

8.16%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 93 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2012-4445

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.3
MEDIUM AV:N/AC:M/Au:N/C:N/I:N/A:P
8.6
2.9
NIST

CWE ids for CVE-2012-4445

  • The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2012-4445

Products affected by CVE-2012-4445

This web site uses cookies for managing your session, storing preferences, website analytics and additional purposes described in our privacy policy.
By using this web site you are agreeing to CVEdetails.com terms of use!