CVE-2022-44753criticalCWE-787

CVE-2022-44753: critical vulnerability in HCL Software Notes

HCL Notes is susceptible to a stack based buffer overflow vulnerability in wp6sr.dll in Micro Focus KeyView

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28Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 9.8epss 0.7%
In short

HCL Notes has a buffer overflow flaw in a file viewer component that can be triggered by a specially crafted WordPerfect document. An attacker can crash the application or run malicious code without needing to log in.

Technical detail

Stack-based buffer overflow in wp6sr.dll (Micro Focus KeyView) within HCL Notes allows remote unauthenticated code execution or denial of service via malformed WordPerfect files. The vulnerability requires user interaction (opening a crafted file) but no authentication, resulting in critical impact to confidentiality, integrity, and availability.

Summary generated and translated by AI from the official description.
HCL Notes is susceptible to a stack based buffer overflow vulnerability in wp6sr.dll in Micro Focus KeyView. This could allow a remote unauthenticated attacker to crash the application or execute arbitrary code via a crafted WordPerfect file.  This vulnerability applies to software previously licensed by IBM.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
HCL Software · Notes
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CVE-2022-44755CRITICALHCL Notes is susceptible to a stack based buffer overflow vulnerability in lasr.dll in Micro Focus KeyViewEPSS 0.8%CVE-2022-44751CRITICALHCL Notes is susceptible to a stack based buffer overflow vulnerability in lasr.dll in Micro Focus KeyViewEPSS 0.7%