CVE-2008-1886

critical

Description

The NeffyLauncher 1.0.5 ActiveX control (NeffyLauncher.dll) in CDNetworks Nefficient Download uses weak cryptography for a KeyCode that blocks unauthorized use of the control, which allows remote attackers to bypass this protection mechanism by calculating the required KeyCode. NOTE: this can be used by arbitrary web sites to host exploit code that targets this control.

References

https://www.exploit-db.com/exploits/5397

https://exchange.xforce.ibmcloud.com/vulnerabilities/41933

http://www.securityfocus.com/bid/28666

http://seclists.org/bugtraq/2008/Apr/0065.html

Details

Source: Mitre, NVD

Published: 2008-04-18

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 7.5

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

Severity: High

CVSS v3

Base Score: 9.8

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

Severity: Critical

EPSS

EPSS: 0.02262