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CVE Vulnerability Details :
CVE-2018-25285
PUBLISHED
More InfoOfficial Page
Assigner-VulnCheck
Assigner Org ID-83251b91-4cc7-4094-a5c7-464a1b83ea10
View Known Exploited Vulnerability (KEV) details
Published At-26 Apr, 2026 | 13:19
Updated At-27 Apr, 2026 | 13:54
Rejected At-
▼CVE Numbering Authority (CNA)
Fathom 2.4 Denial of Service via Authorization Code Buffer Overflow

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.

Affected Products
Vendor
Fathom
Product
Fathom
Versions
Affected
  • 2.4
Problem Types
TypeCWE IDDescription
CWECWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Type: CWE
CWE ID: CWE-120
Description: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Metrics
VersionBase scoreBase severityVector
4.06.8MEDIUM
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
3.15.5MEDIUM
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Version: 4.0
Base score: 6.8
Base severity: MEDIUM
Vector:
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
Version: 3.1
Base score: 5.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
finder
Gionathan "John" Reale
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.exploit-db.com/exploits/45294
exploit
https://fathom.concord.org/
product
https://fathom.concord.org/download/
product
https://www.vulncheck.com/advisories/fathom-denial-of-service-via-authorization-code-buffer-overflow
third-party-advisory
Hyperlink: https://www.exploit-db.com/exploits/45294
Resource:
exploit
Hyperlink: https://fathom.concord.org/
Resource:
product
Hyperlink: https://fathom.concord.org/download/
Resource:
product
Hyperlink: https://www.vulncheck.com/advisories/fathom-denial-of-service-via-authorization-code-buffer-overflow
Resource:
third-party-advisory
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found