CVE-2012-4676

Exp

The errorExitIfAttackViaString function in Tunnelblick 3.3beta20 and earlier allows local users to delete arbitrary files by constructing a (1) symlink or (2) hard link, a different vulnerability than CVE-2012-3485.

Published: 2012-08-26 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2012-4676 is rated Exploit Available (50/100): CVSS Low severity, with low exploitation likelihood (EPSS 0.04%). 1 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

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

Public exploit references (Exploit-DB) for CVE-2012-4676

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2012-4676

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 2023-03-07 0.89% 0.04% -0.85%
2 2022-02-04 — 0.89% —

Full EPSS history (2 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2012-4676

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
1.2 2.0 LOW
AV:L/AC:H/Au:N/C:N/I:P/A:N Click to expand
Access vector (AV:L)
Requires local access to the target system.
Access complexity (AC:H)
Exploitation requires uncommon or highly specific conditions.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
 1.9 2.9 [email protected]

Weakness enumeration for CVE-2012-4676

Affected software / configurations for CVE-2012-4676

Vendor Product Version Raw CPE
google tunnelblick <= 3.3beta20 cpe:2.3:a:google:tunnelblick:*:*:*:*:*:*:*:*

References for CVE-2012-4676

cvelogic Threat Intelligence