Cyber Resilience

CVE-2021-27550

MediumPublic PoC

Published: 23 February 2021

Published
23 February 2021
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS Score 0.0035 57.8th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-27550 is a medium-severity Divide By Zero (CWE-369) vulnerability in Polarisoffice Polaris Office. Its CVSS base score is 5.5 (Medium).

Operationally, ranked in the top 42.2% 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

Polaris Office v9.102.66 is affected by a divide-by-zero error in PolarisOffice.exe and EngineDLL.dll that may cause a local denial of service. To exploit the vulnerability, someone must open a crafted PDF file.

CWE(s)
CWE-369

Related Threats

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

Affected Assets

polarisoffice
polaris office
9.102.66

Mitigating Controls

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

References