CVE-2006-1116

high

Description

The CBC-MAC integrity functions in the nCipher nCore API before 2.18 transmit the initialization vector IV as part of a message when the implementation uses a non-zero IV, which allows remote attackers to bypass integrity checks and modify messages without being detected.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/25062

http://www.vupen.com/english/advisories/2006/0862

http://www.securityfocus.com/bid/17011

http://www.securityfocus.com/archive/1/427150/100/0/threaded

http://www.ncipher.com/resources/96/sa13_cbcmac_iv_misleading_programming_interface

http://securitytracker.com/id?1015718

http://secunia.com/advisories/19137

Details

Source: Mitre, NVD

Published: 2006-03-09

Updated: 2026-04-16

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Severity: High

EPSS

EPSS: 0.00665