Free and open-source vulnerability scanner

Mageni eases for you the vulnerability scanning, assessment, and management process. It is free and open-source.

Install Now

Available for macOS, Windows, and Linux

App screenshot

Debian Security Advisory DSA 3877-1 (tor - security update)

Information

Severity

Severity

Medium

Family

Family

Debian Local Security Checks

CVSSv2 Base

CVSSv2 Base

5.0

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Solution Type

Solution Type

Vendor Patch

Created

Created

5 years ago

Modified

Modified

1 year ago

Summary

It has been discovered that Tor, a connection-based low-latency anonymous communication system, contain a flaw in the hidden service code when receiving a BEGIN_DIR cell on a hidden service rendezvous circuit. A remote attacker can take advantage of this flaw to cause a hidden service to crash with an assertion failure (TROVE-2017-005).

Affected Software

Affected Software

tor on Debian Linux

Detection Method

Detection Method

This check tests the installed software version using the apt package manager.

Solution

Solution

For the stable distribution (jessie), this problem has been fixed in version 0.2.5.14-1. For the upcoming stable distribution (stretch), this problem will be fixed in version 0.2.9.11-1~deb9u1. For the unstable distribution (sid), this problem has been fixed in version 0.2.9.11-1. We recommend that you upgrade your tor packages.

Common Vulnerabilities and Exposures (CVE)