CVE-2008-4771
CVE-2008-4771 is a critical-severity vulnerability in 4xem Vatctrl Class with a CVSS 2.0 base score of 9.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.
Key facts
- Severity: Critical (CVSS 2.0 base score 9.3)
- EPSS exploit prediction: 7% (94th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: 4xem Vatctrl Class
- Published:
- Last modified:
Description
Stack-based buffer overflow in VATDecoder.VatCtrl.1 ActiveX control in (1) 4xem VatCtrl Class (VATDecoder.dll 1.0.0.27 and 1.0.0.51), (2) D-Link MPEG4 SHM Audio Control (VAPGDecoder.dll 1.7.0.5), (3) Vivotek RTSP MPEG4 SP Control (RtspVapgDecoderNew.dll 2.0.0.39), and possibly other products, allows remote attackers to execute arbitrary code via a long Url property. NOTE: some of these details are obtained from third party information.
Frequently asked questions
- What is CVE-2008-4771?
- Stack-based buffer overflow in VATDecoder.VatCtrl.1 ActiveX control in (1) 4xem VatCtrl Class (VATDecoder.dll 1.0.0.27 and 1.0.0.51), (2) D-Link MPEG4 SHM Audio Control (VAPGDecoder.dll 1.7.0.5), (3) Vivotek RTSP MPEG4 SP Control (RtspVapgDecoderNew.dll 2.0.0.39), and possibly other products, allows remote attackers to execute arbitrary code via a long Url property. NOTE: some of these details are obtained from third party information.
- How severe is CVE-2008-4771?
- CVE-2008-4771 has a CVSS 2.0 base score of 9.3, rated critical severity.
- Is CVE-2008-4771 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2008-4771?
- CVE-2008-4771 primarily affects 4xem Vatctrl Class. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2008-4771?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2008-4771 published?
- CVE-2008-4771 was published on 2008-10-28 and last updated on 2026-06-16.
References
- http://osvdb.org/42378
- http://osvdb.org/43007
- http://secunia.com/advisories/29131
- http://secunia.com/advisories/29145
- http://secunia.com/advisories/29146
- http://securityreason.com/securityalert/4517
- http://www.securityfocus.com/bid/28010
- http://www.vupen.com/english/advisories/2008/0685/references
- http://www.vupen.com/english/advisories/2008/0686/references
- http://www.vupen.com/english/advisories/2008/0687/references
- https://exchange.xforce.ibmcloud.com/vulnerabilities/40863
- https://exchange.xforce.ibmcloud.com/vulnerabilities/40864
- https://exchange.xforce.ibmcloud.com/vulnerabilities/40867
- https://www.exploit-db.com/exploits/5193
Affected products (4)
- cpe:2.3:a:4xem:vatctrl_class:1.0.0.27:*:*:*:*:*:*:*
- cpe:2.3:a:4xem:vatctrl_class:1.0.0.51:*:*:*:*:*:*:*
- cpe:2.3:a:d-link:mpeg4_shm_audio_control:1.7.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:vivotek:rtsp_mpeg4_sp_control:2.0.0.39:*:*:*:*:*:*:*
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