What is CVE-2021-27550?

CVE-2021-27550 is a medium-severity vulnerability in Polarisoffice Polaris Office, classified under Divide By Zero. CVSS score: 5.5/10. Published 2021-02-23.

How severe is CVE-2021-27550?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2021-27550 known to be exploited?

5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Polarisoffice Polaris Office

CVE-2021-27550

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.

EPSS: 0.017 (74.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Polarisoffice Polaris_office — versions 9.102.66
N/a — versions n/a

Weakness classification (CWE)

CWE-369 — Divide By Zero

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-27550?: CVE-2021-27550 is a medium-severity vulnerability in Polarisoffice Polaris Office, classified under Divide By Zero. CVSS score: 5.5/10. Published 2021-02-23.
How severe is CVE-2021-27550?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2021-27550 known to be exploited?: 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.