Apache Libcloud before 0.11.1 uses an incorrect regular expression during verification of whether the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via a crafted certificate
Published Nov 4, 2012
5.9
MEDIUMCVSS 3.1
EPSS 1.22%
Description
Apache Libcloud before 0.11.1 uses an incorrect regular expression during verification of whether the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via a crafted certificate.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:P/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.22% (0.01218) | 67.53th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.21% (0.01208) | 64.27th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.34% (0.00336) | 54.28th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.05% (0.00048) | 19.98th | v3 (v2023.03.01) |
| Apr 20, 2024 | 0.05% (0.00048) | 16.64th | v3 (v2023.03.01) |
| Feb 15, 2024 | 0.05% (0.00048) | 14.64th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.06% (0.00060) | 23.36th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.89% (0.00885) | 26.24th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
References (6)
- http://www.cs.utexas.edu/~shmat/shmat_ccs12.pdf x_refsource_MISCExploit
- https://github.com/advisories/GHSA-prcq-52f8-fp44 Advisory
- https://github.com/apache/libcloud/commit/f2af5502dae3ac63e656dd1b7d5f29cc82ded401
- https://github.com/pypa/advisory-database/tree/main/vulns/apache-libcloud/PYSEC-2012-12.yaml
- https://nvd.nist.gov/vuln/detail/CVE-2012-3446
- https://svn.apache.org/repos/asf/libcloud/trunk/CHANGES x_refsource_CONFIRMRelease Notes
Change history (0)
No recorded changes yet.