CVE-2018-25285
Fathom 2.4 Denial of Service via Authorization Code Buffer Overflow
- State
- Published
- Severity
- 6.8 Medium
- Published
- Apr 26, 2026
- Updated
- Apr 27, 2026
- Reserved
- Apr 26, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.8 Medium | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 5.5 Medium | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H | VulnCheck |
Weaknesses
- CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Affected Products
| Product | Versions |
|---|---|
FathomFathom |
|
References
- ExploitDB-45294exploit
- Official Product Homepageproduct
- Product Referenceproduct
- VulnCheck Advisory: Fathom 2.4 Denial of Service via Authorization Code Buffer Overflowthird-party-advisory
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