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CVE-2014-3913

76
FAUCET Score

CVE-2014-3913 describes a critical stack-based buffer overflow in Ericom AccessNow Server's AccessServer32.exe. This vulnerability allows unauthenticated remote attackers to execute arbitrary code by requesting a non-existent file. With a CVSS score of 10.0, it poses a severe risk due to its network-based attack vector, low complexity, and complete compromise of confidentiality, integrity, and availability. While not listed in CISA's KEV catalog, public exploit code, including a Metasploit module, is available, indicating a high potential for exploitation despite minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:ericom:accessnow_server:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

10.0HIGH

AV:N/AC:L/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
60.86%
Probability of exploitation in next 30 days
EPSS Percentile
99.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
Metasploit: Ericom AccessNow Server Buffer Overflow · Jun 2, 2014
ExploitDB: EDB-33817 · Jun 19, 2014
This CVE's current EPSS score of 0.6086 is in the 98th percentile among its peer group of 51,466 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/127152/Ericom-AccessNow-Server-Buffer-Overflow.html
Exploit
ericom.com / security-ERM-2014-610.asp
exploit-db.com / exploits/33817
securityfocus.com / bid/67777
zerodayinitiative.com / advisories/ZDI-14-160