CVE-2013-1623

yaSSL: TLS CBC padding timing attack

Published Feb 8, 2013 CVSS 2.0 · 4.3 Medium EPSS 2.4% KEV · Not listed
Description
The TLS and DTLS implementations in wolfSSL CyaSSL before 2.5.0 do not properly consider timing side-channel attacks on a noncompliant MAC check operation during the processing of malformed CBC padding, which allows remote attackers to conduct distinguishing attacks and plaintext-recovery attacks via statistical analysis of timing data for crafted packets, a related issue to CVE-2013-0169.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2013-1658 The TLS and DTLS implementations in wolfSSL CyaSSL before 2.5.0 do not properly consider timing side-channel attacks on a noncompliant MAC check operation during the processing of malformed CBC padding, which allows remote attackers to conduct distinguishing attacks and plaintext-recovery attacks via statistical analysis of timing data for crafted packets, a related issue to CVE-2013-0169.
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History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 6, 2024, 3:04 PM
Reserved
Feb 5, 2013, 12:00 AM
Status
Modified
Published
Feb 8, 2013, 7:55 PM
Modified
Jun 16, 2026, 11:51 PM
Severity
Moderate
Public date
Feb 4, 2013, 12:00 AM