CVE-2016-1254: Tor before 0.2.8.12 might allow remote attackers to cause a denial of service (client crash) via a crafted hidden service descriptor

High severity · published Dec 5, 2017

CVE-2016-1254

Tor before 0.2.8.12 might allow remote attackers to cause a denial of service (client crash) via a crafted hidden service descriptor

7.5

CVSS

EPSS

On KEV

Description

Tor before 0.2.8.12 might allow remote attackers to cause a denial of service (client crash) via a crafted hidden service descriptor.

CVSS vector

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

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

None

Confidentiality

None

Integrity

None

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)3.0% · higher than 87% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Debian Linux · Debian

8.0; 9.0 · source: NVD

Fedora · Fedoraproject

24; 25 · source: NVD

Leap · Opensuse

42.2 · source: NVD

Opensuse · Opensuse

13.2 · source: NVD

Tor · Torproject

before 0.2.8.12 · source: NVD

Affected product

Debian Linux

Debian

All Debian Linux CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2016-1254

CVE.org

https://www.cve.org/CVERecord?id=CVE-2016-1254

Third Party Advisory

http://lists.opensuse.org/opensuse-updates/2016-12/msg00154.html

Third Party Advisory

http://lists.opensuse.org/opensuse-updates/2016-12/msg00155.html

Vendor Advisory

https://blog.torproject.org/blog/tor-02812-released

Patch

https://gitweb.torproject.org/tor.git/commit/?id=d978216dea6b21ac38230a59d172139185a68dbd

lists.fedoraproject.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FXOJSMCTIOHLBRYFBVEL3CDLGPZXX6WE/

lists.fedoraproject.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GTU2R253477RZLYAJAR5DAXAON7KIVLA/