Stunnel
10 CVEs tracked since 2001. Since May 2001, none of them reached CISA KEV.
Stunnel CVEs per month
| Month | CVEs | In CISA KEV |
|---|---|---|
| 2001-05 | 1 | 0 |
| 2001-06 | null or fewer | |
| 2001-07 | null or fewer | |
| 2001-08 | null or fewer | |
| 2001-09 | null or fewer | |
| 2001-10 | null or fewer | |
| 2001-11 | null or fewer | |
| 2001-12 | null or fewer | |
| 2002-01 | null or fewer | |
| 2002-02 | null or fewer | |
| 2002-03 | null or fewer | |
| 2002-04 | null or fewer | |
| 2002-05 | null or fewer | |
| 2002-06 | null or fewer | |
| 2002-07 | null or fewer | |
| 2002-08 | null or fewer | |
| 2002-09 | null or fewer | |
| 2002-10 | null or fewer | |
| 2002-11 | null or fewer | |
| 2002-12 | null or fewer | |
| 2003-01 | null or fewer | |
| 2003-02 | null or fewer | |
| 2003-03 | 1 | 0 |
| 2003-04 | 1 | 0 |
| 2003-05 | null or fewer | |
| 2003-06 | null or fewer | |
| 2003-07 | null or fewer | |
| 2003-08 | null or fewer | |
| 2003-09 | 1 | 0 |
| 2003-10 | null or fewer | |
| 2003-11 | null or fewer | |
| 2003-12 | null or fewer | |
| 2004-01 | null or fewer | |
| 2004-02 | null or fewer | |
| 2004-03 | null or fewer | |
| 2004-04 | null or fewer | |
| 2004-05 | null or fewer | |
| 2004-06 | null or fewer | |
| 2004-07 | null or fewer | |
| 2004-08 | null or fewer | |
| 2004-09 | null or fewer | |
| 2004-10 | null or fewer | |
| 2004-11 | null or fewer | |
| 2004-12 | null or fewer | |
| 2005-01 | null or fewer | |
| 2005-02 | null or fewer | |
| 2005-03 | null or fewer | |
| 2005-04 | null or fewer | |
| 2005-05 | null or fewer | |
| 2005-06 | null or fewer | |
| 2005-07 | null or fewer | |
| 2005-08 | null or fewer | |
| 2005-09 | null or fewer | |
| 2005-10 | null or fewer | |
| 2005-11 | null or fewer | |
| 2005-12 | null or fewer | |
| 2006-01 | null or fewer | |
| 2006-02 | null or fewer | |
| 2006-03 | null or fewer | |
| 2006-04 | null or fewer | |
| 2006-05 | null or fewer | |
| 2006-06 | null or fewer | |
| 2006-07 | null or fewer | |
| 2006-08 | null or fewer | |
| 2006-09 | null or fewer | |
| 2006-10 | null or fewer | |
| 2006-11 | null or fewer | |
| 2006-12 | null or fewer | |
| 2007-01 | null or fewer | |
| 2007-02 | null or fewer | |
| 2007-03 | null or fewer | |
| 2007-04 | null or fewer | |
| 2007-05 | null or fewer | |
| 2007-06 | null or fewer | |
| 2007-07 | null or fewer | |
| 2007-08 | null or fewer | |
| 2007-09 | null or fewer | |
| 2007-10 | null or fewer | |
| 2007-11 | null or fewer | |
| 2007-12 | null or fewer | |
| 2008-01 | null or fewer | |
| 2008-02 | null or fewer | |
| 2008-03 | null or fewer | |
| 2008-04 | null or fewer | |
| 2008-05 | 2 | 0 |
| 2008-06 | null or fewer | |
| 2008-07 | null or fewer | |
| 2008-08 | null or fewer | |
| 2008-09 | null or fewer | |
| 2008-10 | null or fewer | |
| 2008-11 | null or fewer | |
| 2008-12 | null or fewer | |
| 2009-01 | null or fewer | |
| 2009-02 | null or fewer | |
| 2009-03 | null or fewer | |
| 2009-04 | null or fewer | |
| 2009-05 | null or fewer | |
| 2009-06 | null or fewer | |
| 2009-07 | null or fewer | |
| 2009-08 | null or fewer | |
| 2009-09 | null or fewer | |
| 2009-10 | null or fewer | |
| 2009-11 | null or fewer | |
| 2009-12 | null or fewer | |
| 2010-01 | null or fewer | |
| 2010-02 | null or fewer | |
| 2010-03 | null or fewer | |
| 2010-04 | null or fewer | |
| 2010-05 | null or fewer | |
| 2010-06 | null or fewer | |
| 2010-07 | null or fewer | |
| 2010-08 | null or fewer | |
| 2010-09 | null or fewer | |
| 2010-10 | null or fewer | |
| 2010-11 | null or fewer | |
| 2010-12 | null or fewer | |
| 2011-01 | null or fewer | |
| 2011-02 | null or fewer | |
| 2011-03 | null or fewer | |
| 2011-04 | null or fewer | |
| 2011-05 | null or fewer | |
| 2011-06 | null or fewer | |
| 2011-07 | null or fewer | |
| 2011-08 | 1 | 0 |
| 2011-09 | null or fewer | |
| 2011-10 | null or fewer | |
| 2011-11 | null or fewer | |
| 2011-12 | null or fewer | |
| 2012-01 | null or fewer | |
| 2012-02 | null or fewer | |
| 2012-03 | null or fewer | |
| 2012-04 | null or fewer | |
| 2012-05 | null or fewer | |
| 2012-06 | null or fewer | |
| 2012-07 | null or fewer | |
| 2012-08 | null or fewer | |
| 2012-09 | null or fewer | |
| 2012-10 | null or fewer | |
| 2012-11 | null or fewer | |
| 2012-12 | null or fewer | |
| 2013-01 | null or fewer | |
| 2013-02 | null or fewer | |
| 2013-03 | 1 | 0 |
| 2013-04 | null or fewer | |
| 2013-05 | null or fewer | |
| 2013-06 | null or fewer | |
| 2013-07 | null or fewer | |
| 2013-08 | null or fewer | |
| 2013-09 | null or fewer | |
| 2013-10 | null or fewer | |
| 2013-11 | null or fewer | |
| 2013-12 | null or fewer | |
| 2014-01 | null or fewer | |
| 2014-02 | null or fewer | |
| 2014-03 | 1 | 0 |
| 2014-04 | null or fewer | |
| 2014-05 | null or fewer | |
| 2014-06 | null or fewer | |
| 2014-07 | null or fewer | |
| 2014-08 | null or fewer | |
| 2014-09 | null or fewer | |
| 2014-10 | null or fewer | |
| 2014-11 | null or fewer | |
| 2014-12 | null or fewer | |
| 2015-01 | null or fewer | |
| 2015-02 | null or fewer | |
| 2015-03 | null or fewer | |
| 2015-04 | null or fewer | |
| 2015-05 | 1 | 0 |
Products
The products that kept showing up in Stunnel's monthly top three, with their CVEs summed over those months.
Latest CVEs
The 12 most recently published vulnerabilities affecting Stunnel.
- CVE-2021-20230A flaw was found in stunnel before 5.57, where it improperly validates client certificates when it is configured to use both redirect and verifyChain options. This flaw allows an attacker with a ce...7.5
- CVE-2015-3644Stunnel 5.00 through 5.13, when using the redirect option, does not redirect client connections to the expected server after the initial connection, which allows remote attackers to bypass authenti...5.8
- CVE-2014-0016stunnel before 5.00, when using fork threading, does not properly update the state of the OpenSSL pseudo-random number generator (PRNG), which causes subsequent children with the same process ID to...4.3
- CVE-2013-1762stunnel 4.21 through 4.54, when CONNECT protocol negotiation and NTLM authentication are enabled, does not correctly perform integer conversion, which allows remote proxy servers to execute arbitra...6.6
- CVE-2011-2940stunnel 4.40 and 4.41 might allow remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.9.3
- CVE-2008-2420The OCSP functionality in stunnel before 4.24 does not properly search certificate revocation lists (CRL), which allows remote attackers to bypass intended access restrictions by using revoked cert...6.8
- CVE-2008-2400Unspecified 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
- CVE-2003-0740Stunnel 4.00, and 3.24 and earlier, leaks a privileged file descriptor returned by listen(), which allows local users to hijack the Stunnel server.4.6
- CVE-2002-1563stunnel 4.0.3 and earlier allows attackers to cause a denial of service (crash) via SIGCHLD signal handler race conditions that cause an inconsistency in the child counter.1.2
- CVE-2003-0147OpenSSL does not use RSA blinding by default, which allows local and remote attackers to obtain the server's private key by determining factors using timing differences on (1) the number of extra r...5.0
- CVE-2002-0002Format 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 execute arbitrary code.7.5
- CVE-2001-0060Format string vulnerability in stunnel 3.8 and earlier allows attackers to execute arbitrary commands via a malformed ident username.10.0
The record
- Peak rank
- #66 in Sep 2003
- Busiest month shown
- May 2008, 2 CVEs
- Months with a KEV entry
- 0 since May 2001
- Monthly snapshots
- 9 since 2001