CVE-2008-4299 json
A certain ActiveX control in the Microsoft Internet Authentication Service (IAS) Helper COM Component in iashlpr.dll allows remote attacker…
published 2008-09-29 18 y ago modified 2026-06-16 4 mo ago also EUVD-2008-4282
- cvss
- 5.0
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 15.9%
- EPSS 15.9% chance of exploitation in 30 days, percentile 96%
- public exploits
- 0
- none known
Summary
A certain ActiveX control in the Microsoft Internet Authentication Service (IAS) Helper COM Component in iashlpr.dll allows remote attackers to cause a denial of service (browser crash) via a large integer value in the first argument to the PutProperty method. NOTE: this issue was disclosed by an unreliable researcher, so it might be incorrect.
Exploit prediction
15.86% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-189 Numeric Errors
References
-
securityfocus.com
/archive/1/496695/100/0/threaded
mailing-list
-
exchange.xforce.ibmcloud.com
/vulnerabilities/45556
vdb-entry
-
securityreason.com
/securityalert/4323
third-party-advisory
Sources
- CVE List CVE-2008-4299
- NVD CVE-2008-4299
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.