National Vulnerability Database (NVD) National Vulnerability Database (CVE-2013-2566)

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NVD is the U.S. government repository of standards based vulnerability management data. This data enables automation of vulnerability management, security measurement, and compliance (e.g. FISMA).

Resource Status

NVD contains:

CVE Vulnerabilities: 56428
Checklists: 221
US-CERT Alerts: 246
US-CERT Vuln Notes: 2721
OVAL Queries: 8140
CPE Names: 73307

Last updated: Thu May 23 21:53:32 EDT 2013

CVE Publication rate: 12.5

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Workload Index

Vulnerability Workload Index: 6.48

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NIST Security Configuration Checklists - CSD

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Vulnerability Summary for CVE-2013-2566

Original release date:03/15/2013

Last revised:04/20/2013

Source: US-CERT/NIST

Overview

The RC4 algorithm, as used in the TLS protocol and SSL protocol, has many single-byte biases, which makes it easier for remote attackers to conduct plaintext-recovery attacks via statistical analysis of ciphertext in a large number of sessions that use the same plaintext.

Description

The vulnerability is in the protocols and the vulnerable configurations contain a non-exhaustive list of products which likely use the protocols described in this vulnerability.

Impact

CVSS Severity (version 2.0):

CVSS v2 Base Score:2.6 (LOW) (AV:N/AC:H/Au:N/C:P/I:N/A:N) (legend)

Impact Subscore: 2.9

Exploitability Subscore: 4.9

CVSS Version 2 Metrics:

Access Vector: Network exploitable

Access Complexity: High

Authentication: Not required to exploit

Impact Type:Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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External Source: CONFIRM

Name: http://www.opera.com/security/advisory/1046

Hyperlink:http://www.opera.com/security/advisory/1046

External Source: CONFIRM

Name: http://www.opera.com/docs/changelogs/unified/1215/

Hyperlink:http://www.opera.com/docs/changelogs/unified/1215/

External Source: MISC

Name: http://www.isg.rhul.ac.uk/tls/

Hyperlink:http://www.isg.rhul.ac.uk/tls/

External Source: CONFIRM

Name: http://my.opera.com/securitygroup/blog/2013/03/20/on-the-precariousness-of-rc4

Hyperlink:http://my.opera.com/securitygroup/blog/2013/03/20/on-the-precariousness-of-rc4