CVE-2008-1886 json
The NeffyLauncher 1.0.5 ActiveX control (NeffyLauncher.dll) in CDNetworks Nefficient Download uses weak cryptography for a KeyCode that blo…
published 2008-04-18 18 y ago modified 2026-06-16 4 mo ago also EUVD-2008-1886
- cvss
- 7.5
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 6.7%
- EPSS 6.7% chance of exploitation in 30 days, percentile 93%
- public exploits
- 1
- Exploit-DB
Summary
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.
Timeline
- First public exploit (EDB-5397)
- Published
Exploit prediction
6.66% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- EDB-5397 CDNetworks Nefficient Download - 'NeffyLauncher.dll' Code Execution remote, 2008-04-07
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-310 Cryptographic Issues
References
-
exploit-db.com
/exploits/5397
exploit
-
exchange.xforce.ibmcloud.com
/vulnerabilities/41933
vdb-entry
-
seclists.org
/bugtraq/2008/Apr/0065.html
mailing-list
-
securityfocus.com
/bid/28666
vdb-entry
Sources
- CVE List CVE-2008-1886
- NVD CVE-2008-1886
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.