CVE-2015-2688: High severity tor project tor vulnerability

Published Jan 24, 2020
·
Updated

bufpullup in Tor before 0.2.4.26 and 0.2.5.x before 0.2.5.11 does not properly handle unexpected arrival times of buffers with invalid layouts, which allows remote attackers to cause a denial of service (assertion failure and daemon exit) via crafted packets.

Affected Software

2 affected components
torproject Tor<0.2.4.26
torproject Tor>=0.2.5.1<0.2.5.11

Event History

Jan 24, 2020
CVE Published
via MITRE·05:46 PM
Data Sourced
via MITRE·05:46 PM
DescriptionWeakness
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Frequently Asked Questions

1

What is CVE-2015-2688?

CVE-2015-2688 is a vulnerability in Tor that allows remote attackers to cause a denial of service.

2

How does CVE-2015-2688 impact Tor?

CVE-2015-2688 can cause a denial of service by triggering an assertion failure and daemon exit.

3

What is the severity of CVE-2015-2688?

CVE-2015-2688 has a severity score of 7.5, which is considered high.

4

How can I fix CVE-2015-2688?

To fix CVE-2015-2688, users should update to Tor version 0.2.4.26 or 0.2.5.x before 0.2.5.11.

5

Where can I find more information about CVE-2015-2688?

For more information about CVE-2015-2688, you can refer to the Tor Project mailing list and the Tor Project ticket for this vulnerability.

Contact

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