CVE-2013-2566

MediumCVSS 5.9/10Last modified Jun 16, 2026

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.

Metrics

CVSS 3.1 5.9/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-326 CWE-327

Affected software

No affected versions have been published.

Timeline

Published: Mar 15, 2013
Last modified: Jun 16, 2026
NVD status: Modified

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