CVE-2013-2566

5.9 MEDIUM
Published: March 15, 2013 Modified: April 29, 2026
View on NVD

Description

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://blog.cryptographyengineering.com/2013/03/attack-of-week-rc4-is-kind-of-broken-in.html
Source: cve@mitre.org
Third Party Advisory
http://cr.yp.to/talks/2013.03.12/slides.pdf
Source: cve@mitre.org
Third Party Advisory
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
Source: cve@mitre.org
Third Party Advisory
http://marc.info/?l=bugtraq&m=143039468003789&w=2
Source: cve@mitre.org
Issue Tracking Third Party Advisory
http://my.opera.com/securitygroup/blog/2013/03/20/on-the-precariousness-of-rc4
Source: cve@mitre.org
Third Party Advisory
http://security.gentoo.org/glsa/glsa-201406-19.xml
Source: cve@mitre.org
Third Party Advisory
http://www.isg.rhul.ac.uk/tls/
Source: cve@mitre.org
Third Party Advisory
http://www.mozilla.org/security/announce/2013/mfsa2013-103.html
Source: cve@mitre.org
Third Party Advisory
http://www.opera.com/docs/changelogs/unified/1215/
Source: cve@mitre.org
Third Party Advisory
http://www.opera.com/security/advisory/1046
Source: cve@mitre.org
Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html
Source: cve@mitre.org
Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
Source: cve@mitre.org
Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
Source: cve@mitre.org
Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
Source: cve@mitre.org
Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
Source: cve@mitre.org
Third Party Advisory
http://www.securityfocus.com/bid/58796
Source: cve@mitre.org
Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-2031-1
Source: cve@mitre.org
Third Party Advisory
http://www.ubuntu.com/usn/USN-2032-1
Source: cve@mitre.org
Third Party Advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05289935
Source: cve@mitre.org
Third Party Advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05336888
Source: cve@mitre.org
Third Party Advisory
https://security.gentoo.org/glsa/201504-01
Source: cve@mitre.org
Third Party Advisory
http://blog.cryptographyengineering.com/2013/03/attack-of-week-rc4-is-kind-of-broken-in.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://cr.yp.to/talks/2013.03.12/slides.pdf
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://marc.info/?l=bugtraq&m=143039468003789&w=2
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Third Party Advisory
http://my.opera.com/securitygroup/blog/2013/03/20/on-the-precariousness-of-rc4
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://security.gentoo.org/glsa/glsa-201406-19.xml
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.isg.rhul.ac.uk/tls/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.mozilla.org/security/announce/2013/mfsa2013-103.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.opera.com/docs/changelogs/unified/1215/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.opera.com/security/advisory/1046
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.securityfocus.com/bid/58796
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-2031-1
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.ubuntu.com/usn/USN-2032-1
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05289935
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05336888
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://security.gentoo.org/glsa/201504-01
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

42 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.9 / 10.0
EPSS (Exploit Probability)
90.8%
100th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-326

Affected Vendors

mozilla oracle canonical fujitsu

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