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CVE-2011-4409
The Ubuntu One Client for Ubuntu 10.04 LTS, 11.04, 11.10, and 12.04 LTS does not properly validate SSL certificates, which allows remote…
High7.5EPSS 1.7%
- Published
- Updated
- Reserved
- Assigned by
- canonical
Description
The Ubuntu One Client for Ubuntu 10.04 LTS, 11.04, 11.10, and 12.04 LTS does not properly validate SSL certificates, which allows remote attackers to spoof a server and modify or read sensitive information via a man-in-the-middle (MITM) attack.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 1.7% · top 22% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
n/a
- affected n/a
References (7)
- 49442 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- USN-1465-3 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-1465-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 82748 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- USN-1465-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- ubuntuoneclient-ssl-info-disc(76113) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 53828 (opens in a new tab)vdb-entryx_refsource_BIDx_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)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .