How severe is CVE-2012-4711?

CVE-2012-4711 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2012-4711 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 61% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-4711?

CVE-2012-4711 primarily affects Wellintech Kingview. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-4711?

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-2012-4711 published?

CVE-2012-4711 was published on 2013-02-15 and last updated on 2026-06-16.

CVE-2012-4711

CVE-2012-4711 is a critical-severity vulnerability in Wellintech Kingview with a CVSS 2.0 base score of 10.0. Its EPSS exploit-prediction score of 61% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 61% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Wellintech Kingview
Published: 2013-02-15
Last modified: 2026-06-16

Description

Buffer overflow in kingMess.exe 65.20.2003.10300 in WellinTech KingView 6.52, kingMess.exe 65.20.2003.10400 in KingView 6.53, and kingMess.exe 65.50.2011.18049 in KingView 6.55 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted packet.

Frequently asked questions

What is CVE-2012-4711?: Buffer overflow in kingMess.exe 65.20.2003.10300 in WellinTech KingView 6.52, kingMess.exe 65.20.2003.10400 in KingView 6.53, and kingMess.exe 65.50.2011.18049 in KingView 6.55 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted packet.
How severe is CVE-2012-4711?: CVE-2012-4711 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2012-4711 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 61% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-4711?: CVE-2012-4711 primarily affects Wellintech Kingview. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-4711?: 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-2012-4711 published?: CVE-2012-4711 was published on 2013-02-15 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:wellintech:kingview:6.52:*:*:*:*:*:*:*
cpe:2.3:a:wellintech:kingview:6.53:*:*:*:*:*:*:*
cpe:2.3:a:wellintech:kingview:6.55:*:*:*:*:*:*:*

More vulnerabilities in Wellintech Kingview

CVE-2012-1832 — Critical (CVSS 10.0): WellinTech KingView 6.53 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds…
CVE-2012-1831 — Critical (CVSS 10.0): Heap-based buffer overflow in WellinTech KingView 6.53 allows remote attackers to execute arbitrary code via a crafted…
CVE-2012-1830 — Critical (CVSS 10.0): Stack-based buffer overflow in WellinTech KingView 6.53 allows remote attackers to execute arbitrary code via a crafted…
CVE-2011-4536 — Critical (CVSS 10.0): Heap-based buffer overflow in nettransdll.dll in HistorySvr.exe (aka HistoryServer.exe) in WellinTech KingView 6.53 and…
CVE-2011-3142 — Critical (CVSS 10.0): Stack-based buffer overflow in an ActiveX control in KVWebSvr.dll in WellinTech KingView 6.52 and 6.53 allows remote…
CVE-2011-0406 — Critical (CVSS 10.0): Heap-based buffer overflow in HistorySvr.exe in WellinTech KingView 6.53 allows remote attackers to execute arbitrary…

All CVEs affecting Wellintech Kingview →

Other CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities

CVE-2026-2778 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component. This vulnerability was fixed in…
CVE-2026-2776 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions in the Telemetry component in External Software. This vulnerability…
CVE-2025-1866 — Critical (CVSS 10.0): Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in warmcat libwebsockets allows…
CVE-2022-27625 — Critical (CVSS 10.0): A vulnerability regarding improper restriction of operations within the bounds of a memory buffer is found in the…
CVE-2022-27624 — Critical (CVSS 10.0): A vulnerability regarding improper restriction of operations within the bounds of a memory buffer is found in the…
CVE-2020-11896 — Critical (CVSS 10.0): The Treck TCP/IP stack before 6.0.1.66 allows Remote Code Execution, related to IPv4 tunneling.

Browse all CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities →