Auth bypass in Remotemouse Emote Remote Mouse

CVE-2021-27569

An issue was discovered in Emote Remote Mouse through 4.0.0.0. Attackers can maximize or minimize the window of a running process by sending the process name in a crafted packet. This information is sent in cleartext and is not protected by any authentication logic.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (48.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 48.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-27569: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-27569?
CVE-2021-27569 is a medium-severity vulnerability in Remotemouse Emote Remote Mouse, classified under Missing Authentication for Critical Function. CVSS score: 5.3/10. Published 2021-05-07.
How severe is CVE-2021-27569?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2021-27569 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.