Vulnerability Details : 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 attackers to spoof a server and modify or read sensitive information via a man-in-the-middle (MITM) attack.
Vulnerability category: Input validation
Threat overview for CVE-2011-4409
Top countries where our scanners detected CVE-2011-4409
Top open port discovered on systems with this issue
8200
IPs affected by CVE-2011-4409 341
Threat actors abusing to this issue?
Yes
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Exploit prediction scoring system (EPSS) score for CVE-2011-4409
Probability of exploitation activity in the next 30 days: 0.90%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 81 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2011-4409
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST |
CWE ids for CVE-2011-4409
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The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2011-4409
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https://exchange.xforce.ibmcloud.com/vulnerabilities/76113
ubuntuone-client package SSL information disclosure CVE-2011-4409 Vulnerability Report
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http://www.securityfocus.com/bid/53828
Ubuntu 'ubuntuone-client' Package SSL Certificate Validation Information Disclosure Vulnerability
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http://ubuntu.com/usn/usn-1465-2
USN-1465-2: Ubuntu One storage protocol update | Ubuntu security noticesVendor Advisory
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http://ubuntu.com/usn/usn-1465-1
USN-1465-1: Ubuntu One Client vulnerability | Ubuntu security noticesVendor Advisory
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http://ubuntu.com/usn/usn-1465-3
USN-1465-3: Ubuntu One Client regression | Ubuntu security notices
Products affected by CVE-2011-4409
- cpe:2.3:o:canonical:ubuntu_linux:12.04:-:lts:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:10.04:-:lts:*:*:*:*:*