CVE-2014-3913
CriticalPublic exploitStack-based buffer overflow in AccessServer32.exe in Ericom AccessNow Server allows remote attackers to execute arbitrary code via a request for a non-existent file.
Published Jun 4, 2014 · Updated May 6, 2026
Key Facts
Patch immediately- CVE-2014-3913 is a critical-severity vulnerability (CVSS 10.0 v2) affecting Accessnow Server (Ericom).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 61% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v2
10.0
AV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS (30-day exploit likelihood)
61%
Higher than 99.1% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2014-3913 brief as a PDF
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Description
Stack-based buffer overflow in AccessServer32.exe in Ericom AccessNow Server allows remote attackers to execute arbitrary code via a request for a non-existent file.
Affected Products
1 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Accessnow ServerEricom | See advisory | n/a |
Timeline
Publicly disclosed
Jun 4, 2014
Last updated
May 6, 2026
Weakness Type
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
- exploithttp://packetstormsecurity.com/files/127152/Ericom-AccessNow-Server-Buffer-Overflow.html
- exploitMSF ericom_access_now_bof.rb
- exploitExploitDB-33817
- otherhttp://www.ericom.com/security-ERM-2014-610.asp
- other33817
FAQ
Common Questions.
Stack-based buffer overflow in AccessServer32.exe in Ericom AccessNow Server allows remote attackers to execute arbitrary code via a request for a non-existent file.
Affected: Accessnow Server (Ericom). The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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