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CVE-2010-4334
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…
- 4.0MediumCVSS base score
- 1.8%Exploitation in 30 daysEPSS · top 22% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
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.
Timeline
ID reserved
By redhat
- 45 days later
· 45 days later
Published
- 14 years later
· 14 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.0 | AV:N/AC:H/Au:N/C:P/I:P/A:N |
- EPSS (exploitation in 30 days)
- 1.8% · top 22% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.0.
Affected products
n/a
- affected n/a
References
11
- 42757 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- FEDORA-2010-19058 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- http://cpansearch.perl.org/src/SULLR/IO-Socket-SSL-1.35/Changes (opens in a new tab)x_refsource_CONFIRMx_transferred
- 45189 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 69626 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- FEDORA-2010-19054 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- [oss-security] 20101209 Re: CVE requests: IO::Socket::SSL, cakephp, collectd, gnash, ocrodjvu, hypermail, libcloud, piwigo (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [oss-security] 20101224 IO::Socket::SSL perl module: CVE-2010-4501/CVE-2010-4334 dupe (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 42508 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- MDVSA-2011:092 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=606058 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2010-4306 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2010-4334)Record last updated .