Cyber Resilience

CVE-2020-21554

HighPublic PoC

Published: 25 March 2022

Published
25 March 2022
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
EPSS Score 0.0055 68.5th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2020-21554 is a high-severity an unspecified weakness vulnerability in Tinyrise Tinyshop. Its CVSS base score is 8.1 (High).

Operationally, ranked in the top 31.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

A File Deletion vulnerability exists in TinyShop 3.1.1 in the back_list parameter in controllers\admin.php, which could let a malicious user delete any file such as install.lock to reinstall cms.

CWE(s)
NVD-CWE-noinfo

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

tinyrise
tinyshop
3.1.1

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References