CVE-2017-8819

2017-12-0300:00:00

ubuntu.com

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.002 Low

EPSS

Percentile

61.5%

JSON

In Tor before 0.2.5.16, 0.2.6 through 0.2.8 before 0.2.8.17, 0.2.9 before
0.2.9.14, 0.3.0 before 0.3.0.13, and 0.3.1 before 0.3.1.9, the replay-cache
protection mechanism is ineffective for v2 onion services, aka
TROVE-2017-009. An attacker can send many INTRODUCE2 cells to trigger this
issue.

OSVersionArchitecturePackageVersionFilename
ubuntu17.10noarchtor< 0.3.0.13-0ubuntu1~17.10.2UNKNOWN
ubuntu14.04noarchtor< 0.2.4.27-1ubuntu0.1UNKNOWN
ubuntu16.04noarchtor< 0.2.9.14-1ubuntu1~16.04.2UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	17.10	noarch	tor	< 0.3.0.13-0ubuntu1~17.10.2	UNKNOWN
ubuntu	14.04	noarch	tor	< 0.2.4.27-1ubuntu0.1	UNKNOWN
ubuntu	16.04	noarch	tor	< 0.2.9.14-1ubuntu1~16.04.2	UNKNOWN