CVE-2017-16541
What it is
Tor Browser before 7.0.9 on macOS and Linux allows remote attackers to bypass the intended anonymity feature and discover a client IP address via vectors involving a crafted web site that leverages file:// mishandling in Firefox, aka TorMoil. NOTE: Tails is unaffected.
At a glance
- Exploitability
- Can be exploited over the network without logging in, but needs a user to act. High risk of data exposure.
- Exploit odds
- 3.7% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 3.7% in the next 30 days (EPSS).
- Severity: 6.5 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 3.7% · EPSS, next 30 days
- Weakness
- CWE-200 · Information exposure
- Record status
- Modified
Affected
- Torproject Tor < 7.0.9
- Redhat Enterprise Linux Desktop 6.0
- Redhat Enterprise Linux Desktop 7.0
- Redhat Enterprise Linux Eus 7.5
- Redhat Enterprise Linux Eus 7.6
- Redhat Enterprise Linux Eus 7.7
- Redhat Enterprise Linux Server 6.0
- Redhat Enterprise Linux Server 7.0
Attack profile CVSS 3.1 · 6.5
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2017-16541.md and follow it. Check whether this project is affected by CVE-2017-16541. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://blog.torproject.org/tor-browser-709-released
- https://trac.torproject.org/projects/tor/ticket/24052
- https://blog.torproject.org/tor-browser-709-released
- https://trac.torproject.org/projects/tor/ticket/24052
References
- http://www.securityfocus.com/bid/101665
- http://www.securitytracker.com/id/1041610
- https://access.redhat.com/errata/RHSA-2018:2692
- https://access.redhat.com/errata/RHSA-2018:2693
- https://access.redhat.com/errata/RHSA-2018:3403
- https://access.redhat.com/errata/RHSA-2018:3458
- https://blog.torproject.org/tor-browser-709-released
- https://bugzilla.mozilla.org/show_bug.cgi?id=1412081
- https://lists.debian.org/debian-lts-announce/2018/11/msg00011.html
- https://security.gentoo.org/glsa/201810-01
- https://security.gentoo.org/glsa/201811-13
- https://trac.torproject.org/projects/tor/ticket/24052
- https://www.bleepingcomputer.com/news/security/tormoil-vulnerability-leaks-real-ip-address-from-tor-browser-users/
- https://www.debian.org/security/2018/dsa-4327
- https://www.wearesegment.com/research/tormoil-torbrowser-unspecified-critical-security-vulnerability/
- http://www.securityfocus.com/bid/101665
- http://www.securitytracker.com/id/1041610
- https://access.redhat.com/errata/RHSA-2018:2692
- https://access.redhat.com/errata/RHSA-2018:2693
- https://access.redhat.com/errata/RHSA-2018:3403
- https://access.redhat.com/errata/RHSA-2018:3458
- https://blog.torproject.org/tor-browser-709-released
- https://bugzilla.mozilla.org/show_bug.cgi?id=1412081
- https://lists.debian.org/debian-lts-announce/2018/11/msg00011.html
- https://security.gentoo.org/glsa/201810-01