CVE-2020-37234

Internet Download Manager 6.38.12 contains a buffer overflow vulnerability in the Scheduler component that allows local attackers to crash the application by supplying oversized input. Attackers can paste malicious data exceeding 5000 bytes into the 'Open the following file when done' field to trigger a denial of service condition.

CVSS v4.0

6.9 MEDIUMCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

6.2 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.15% chance of exploitation in the next 30 days, 4th percentile

Published

2026-05-16

Updated

2026-05-18

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/49083

References

• CVE Record
• NVD entry

Related

• CVE-2020-37233
• CVE-2020-37235
• CVE-2020-37232
• CVE-2020-37236
• CVE-2020-37231
• CVE-2020-37237