CVE-2021-27198

An issue was discovered in Visualware MyConnection Server before v11.1a. Unauthenticated Remote Code Execution can occur via Arbitrary File Upload in the web service when using a myspeed/sf?filename= URI. This application is written in Java and is thus cross-platform. The Windows installation runs as SYSTEM, which means that exploitation gives one Administrator privileges on the target system.

CVSS v3.1

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

CVSS v2.0

10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C

EPSS

13.62% chance of exploitation in the next 30 days, 96th percentile

Published

2021-02-26

Updated

2024-08-03

Proof-of-concept exploits (1)

• rwincey/CVE-2021-271980★ · 2023-10-25

References

• CVE Record
• NVD entry

Related

• CVE-2016-0451
• CVE-2020-5902
• CVE-2021-22005
• CVE-2022-22965
• CVE-2023-3519
• CVE-2021-27197