Vulnerability Name:

CCN-65337

Published:2011-02-05
Updated:2011-02-05
Summary:stunnel could allow a local attacker to obtain sensitive information, caused by a race condition error. An attacker could exploit this vulnerability to obtain FD_CLOEXEC file descriptors.
CVSS v3 Severity:4.0 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:1.9 Low (CCN CVSS v2 Vector: AV:L/AC:M/Au:N/C:N/I:N/A:P)
1.4 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:M/Au:N/C:N/I:N/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Medium
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Consequences:Obtain Information
References:Source: CCN
Type: SA43201
stunnel File Descriptor Leak Security Issue

Source: CCN
Type: OSVDB ID: 70848
stunnel CLOEXEC File Descriptor Leak Information Disclosure

Source: CCN
Type: stunnel Web Site
stunnel change log

Source: XF
Type: UNKNOWN
stunnel-fdcloexec-information-disclosure(65337)

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:stunnel:stunnel:4.34:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    stunnel stunnel 4.34