CVE-2013-1618

Description

The TLS implementation in Opera before 12.13 does not properly consider timing side-channel attacks on a 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.

Category

4.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.53%
Vendor Advisory opensuse.org Vendor Advisory opera.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.isg.rhul.ac.uk/tls/TLStiming.pdf
http://openwall.com/lists/oss-security/2013/02/05/24 mailing list
http://www.opera.com/support/kb/view/1044/ vendor advisory
http://www.opera.com/docs/changelogs/unified/1213/
http://lists.opensuse.org/opensuse-updates/2013-02/msg00038.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2013-1618?
CVE-2013-1618 has been scored as a medium severity vulnerability.
How to fix CVE-2013-1618?
To fix CVE-2013-1618, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2013-1618 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2013-1618 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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