CVE-2018-25285

Fathom 2.4 contains a buffer overflow vulnerability in the Authorization Code field that allows local attackers to crash the application by submitting an oversized input string. Attackers can paste a 6000-byte payload into the Authorization Code field and click Activate to trigger a denial of service condition.

CVSS v4.0

6.8 MEDIUMCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/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

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

EPSS

0.13% chance of exploitation in the next 30 days, 3th percentile

Published

2026-04-26

Updated

2026-04-27

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/45294

References

• CVE Record
• NVD entry

Related

• CVE-2018-25284
• CVE-2018-25286
• CVE-2018-25283
• CVE-2018-25287
• CVE-2018-25282
• CVE-2018-25288