CVE-2007-3962

Multiple stack-based buffer overflows in fsplib.c in fsplib before 0.9 might allow remote attackers to execute arbitrary code via (1) a long filename that is not properly handled by the fsp_readdir_native function when MAXNAMLEN is greater than 255, or (2) a long d_name directory (dirent) field in the fsp_readdir function.

Published: 2007-07-25 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2007-3962 is rated Moderate Risk (62.7/100): CVSS High severity, with high exploitation likelihood (EPSS 9.25%, 93th percentile). EPSS ranks this CVE among the most likely to be exploited in the near term. High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2007-3962

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-03-13 8.93% 9.25% +0.33%
2 2025-10-09 8.42% 8.93% +0.51%
3 2025-03-30 — 8.42% —

Full EPSS history (9 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2007-3962

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 6.4 [email protected]

Weakness enumeration for CVE-2007-3962

OS Trackers for CVE-2007-3962

vendor priority summary link
gentoo normal CVE-2007-3962: 1 GLSA(s) (200711-01), 1 atom(s) (net-ftp/gftp); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2007-3962
redhat — — https://access.redhat.com/security/cve/CVE-2007-3962
ubuntu low CVE-2007-3962 low priority: Ubuntu including 1 source packages (gftp), 9 status rows across 9 suites (dapper, edgy, feisty, gutsy, hardy, intrepid, jaunty, karmic, upstream): ignored 4, not-affected 4, needed 1. https://ubuntu.com/security/CVE-2007-3962

Vendor comments (NVD) for CVE-2007-3962

  • Red Hat (2007-08-10T00:00:00)

    Not vulnerable. fsplib is part of gftp in Red Hat Enterprise Linux 5, but this issue does not affect Linux.

Affected software / configurations for CVE-2007-3962

Vendor Product Version Raw CPE
fsp c_library <= 0.8 cpe:2.3:a:fsp:c_library:*:*:*:*:*:*:*:*

References for CVE-2007-3962

cvelogic Threat Intelligence