CVE-2010-4334
The IO::Socket::SSL module 1.35 for Perl, when verify_mode is not VERIFY_NONE, fails open to...
The IO::Socket::SSL module 1.35 for Perl, when verify_mode is not VERIFY_NONE, fails open to VERIFY_NONE instead of throwing an error when a ca_file/ca_path cannot be verified, which allows remote attackers to bypass intended certificate restrictions.
Exploit likelihood
What each source reports
NVD Score used
The IO::Socket::SSL module 1.35 for Perl, when verify_mode is not VERIFY_NONE, fails open to VERIFY_NONE instead of throwing an error when a ca_file/ca_path cannot be verified, which allows remote attackers to bypass intended certificate restrictions.
- Record
CVE-2010-4334- CVSS 2.0
- 4.0 Medium
AV:N/AC:H/Au:N/C:P/I:P/A:N - Weakness
- CWE-310
- Updated
- 2026-11-02
CVE List No score
The IO::Socket::SSL module 1.35 for Perl, when verify_mode is not VERIFY_NONE, fails open to VERIFY_NONE instead of throwing an error when a ca_file/ca_path cannot be verified, which allows remote attackers to bypass intended certificate restrictions.
- Record
CVE-2010-4334- Updated
- 2026-11-02
EUVDEUVD-2010-4306 No score
The IO::Socket::SSL module 1.35 for Perl, when verify_mode is not VERIFY_NONE, fails open to VERIFY_NONE instead of throwing an error when a ca_file/ca_path cannot be verified, which allows remote attackers to bypass intended certificate restrictions.
- Record
EUVD-2010-4306- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rgc7-283p-45vh No score
The IO::Socket::SSL module 1.35 for Perl, when verify_mode is not VERIFY_NONE, fails open to...
The IO::Socket::SSL module 1.35 for Perl, when verify_mode is not VERIFY_NONE, fails open to VERIFY_NONE instead of throwing an error when a ca_file/ca_path cannot be verified, which allows remote attackers to bypass intended certificate restrictions.
- Record
GHSA-rgc7-283p-45vh- Updated
- 2026-11-02
OSV No score
The IO::Socket::SSL module 1.35 for Perl, when verify_mode is not VERIFY_NONE, fails open to VERIFY_NONE instead of throwing an error when a ca_file/ca_path cannot be verified, which allows remote attackers to bypass intended certificate restrictions.
- Record
CVE-2010-4334- Updated
- 2026-11-02
OSVDEBIAN-CVE-2010-4334 No score
The IO::Socket::SSL module 1.35 for Perl, when verify_mode is not VERIFY_NONE, fails open to VERIFY_NONE instead of throwing an error when a ca_file/ca_path cannot be verified, which allows remote attackers to bypass intended certificate restrictions.
- Record
DEBIAN-CVE-2010-4334- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
libio-socket-ssl-perlDebian:12 |
before 1.35-1 | 1.35-1 |
libio-socket-ssl-perlDebian:13 |
before 1.35-1 | 1.35-1 |
libio-socket-ssl-perlDebian:14 |
before 1.35-1 | 1.35-1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2010-4334 is a medium vulnerability (CVSS 4.0) in Io-socket-ssl, published January 14, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.78%, the 78th percentile. Fixed in libio-socket-ssl-perl 1.35-1.
References
secunia.com/advisories/42757
lists.fedoraproject.org/pipermail/package-announce/2010-December/052601.html
cpansearch.perl.org/src/SULLR/IO-Socket-SSL-1.35/Changes
securityfocus.com/bid/45189
osvdb.org/69626
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openwall.com/lists/oss-security/2010/12/09/8
mandriva.com/security/advisories?name=MDVSA-2011:092
bugs.debian.org/cgi-bin/bugreport.cgi?bug=606058
nvd.nist.gov/vuln/detail/CVE-2010-4334
github.com/advisories/GHSA-rgc7-283p-45vh
security-tracker.debian.org/tracker/CVE-2010-4334