CVE-2021-27852

critical · 9.8Actively exploited

On the CISA Known Exploited Vulnerabilities catalog

Versions 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.

Added 2022-04-11Remediation due 2022-05-02

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.

9.8

CVSS

31.9%

EPSS (exploit prob.)

98th

EPSS percentile

2021-05-27

Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-502

Affected products

Vendor	Product	Affected versions
checkbox	survey	< 7.0

Check a specific version with /api/v1/cve/match.

References

https://www.kb.cert.org/vuls/id/706695
https://www.kb.cert.org/vuls/id/706695
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-27852

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2021-27852