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Vulnerability record · CVE-2008-2400 · published 22 May 2008

CVE-2008-2400: Stunnel permissions and access controls vulnerability

Stunnel · Stunnel

Unspecified vulnerability in stunnel before 4.23, when running as a service on Windows, allows local users to gain privileges via unknown attack vectors.

7.2 CVSS 2.0 High EPSS 0.35% · top 74.4% CWE-264 · Permissions and access controls
7.2CVSS 2.0 base score
0.35%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References
16 Jun 2026Last modified by NVD

Description

Unspecified vulnerability in stunnel before 4.23, when running as a service on Windows, allows local users to gain privileges via unknown attack vectors.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://secunia.com/advisories/30297 Vendor Advisory
http://stunnel.mirt.net/pipermail/stunnel-announce/2008-May/000034.html
http://www.securityfocus.com/bid/29285
http://www.securitytracker.com/id?1020049
http://www.vupen.com/english/advisories/2008/1568/references
https://exchange.xforce.ibmcloud.com/vulnerabilities/42526
http://secunia.com/advisories/30297 Vendor Advisory
http://stunnel.mirt.net/pipermail/stunnel-announce/2008-May/000034.html
http://www.securityfocus.com/bid/29285
http://www.securitytracker.com/id?1020049
http://www.vupen.com/english/advisories/2008/1568/references
https://exchange.xforce.ibmcloud.com/vulnerabilities/42526

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2001-0060Stunnel vulnerabilityFormat string vulnerability in stunnel 3.8 and earlier allows attackers to execute arbitrary commands via a malformed ident username.EPSS 2.8%9.3CVE-2011-2940Stunnel memory buffer overflow vulnerabilitystunnel 4.40 and 4.41 might allow remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified ve…EPSS 5.7%7.5CVE-2021-20230Stunnel improper certificate validation vulnerabilityA flaw was found in stunnel before 5.57, where it improperly validates client certificates when it is configured to use both redirect and verifyChain…EPSS 1.2%7.5CVE-2002-0002Stunnel vulnerabilityFormat string vulnerability in stunnel before 3.22 when used in client mode for (1) smtp, (2) pop, or (3) nntp allows remote malicious servers to exe…EPSS 5.3%6.8CVE-2008-2420Stunnel permissions and access controls vulnerabilityThe OCSP functionality in stunnel before 4.24 does not properly search certificate revocation lists (CRL), which allows remote attackers to bypass in…EPSS 1.4%6.6CVE-2013-1762Stunnel code injection vulnerabilitystunnel 4.21 through 4.54, when CONNECT protocol negotiation and NTLM authentication are enabled, does not correctly perform integer conversion, whic…EPSS 2.9%5.8CVE-2015-3644Stunnel improper access control vulnerabilityStunnel 5.00 through 5.13, when using the redirect option, does not redirect client connections to the expected server after the initial connection, …EPSS 2.1%5.0CVE-2003-0147Openpkg vulnerabilityOpenSSL does not use RSA blinding by default, which allows local and remote attackers to obtain the server's private key by determining factors using…EPSS 6.4%

Source: NIST National Vulnerability Database (record CVE-2008-2400), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.