by Kastro
Paper/Archive/CVE-2021-27852

CVE-2021-27852

Checkbox Survey — Checkbox Survey Deserialization of Untrusted Data Vulnerability

KEV · due 2 MayEPSS 30%public exploitSSVC actCVSS 9.8
critical.is priorityof 100
99
CVSS 9.8 (CNA)9.8 / 10 × 3029.4In CISA KEV+3030.0EPSS percentile 98.2.982 × 2019.6Exploit: SSVC active+1010.0SSVC exploitation: active+1010.0
Description · from the CVE record

Deserialization 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.

Affected

ProductAffectedFixed inSource
Surveyunspecified – < 77CNA

Scores by source

certcc (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: active · Automatable: yes · Technical impact: total

References

refkb.cert.org/vuls/id/706695refcisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-27852kevcisa.gov/known-exploited-vulnerabilities-catalog