CVE-2021-27852

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Summary

CVECVE-2021-27852
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-05-27 21:15:00 UTC
Updated2023-10-13 15:15:00 UTC
DescriptionDeserialization of Untrusted Data vulnerability in CheckboxWeb.dll of Checkbox Survey allows an unauthenticated remote attacker to execute arbitrary code. This issue affects: Checkbox Survey versions prior to 7.

Risk And Classification

EPSS: 0.319460000 probability, percentile 0.981290000 (date 2026-07-22)

CISA KEV: Listed on 2022-04-11; due 2022-05-02; ransomware use Unknown

Problem Types: CWE-502

CISA Known Exploited Vulnerability

VendorCheckbox
ProductCheckbox Survey
NameCheckbox Survey Deserialization of Untrusted Data Vulnerability
Required ActionVersions 6 and earlier for this product are end-of-life and must be removed from agency networks. Versions 7 and later are not considered vulnerable.
Noteshttps://nvd.nist.gov/vuln/detail/CVE-2021-27852

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Checkbox Survey All All All All

References

ReferenceSourceLinkTags
VU#706695 - Checkbox Survey insecurely deserializes ASP.NET View State data MISC www.kb.cert.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
CISA Known Exploited Vulnerabilities catalog CISA www.cisa.gov kev

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