CVE-2018-0490
tor - security update
7.5
HIGH
CVSS 3.1
EPSS 0.82%
Description
An issue was discovered in Tor before 0.2.9.15, 0.3.1.x before 0.3.1.10, and 0.3.2.x before 0.3.2.10. The directory-authority protocol-list subprotocol implementation allows remote attackers to cause a denial of service (NULL pointer dereference and directory-authority crash) via a misformatted relay descriptor that is mishandled during voting.
How to fix CVE-2018-0490
To remediate CVE-2018-0490, upgrade the affected package to a fixed version below.
- —upgrade to 0.3.2.10-1 or later
- —upgrade to 0.2.9.15-1 or later
Is CVE-2018-0490 being exploited?
Low — EPSS is 0.8%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 0.3.2.10-1
- from 0, < 0.2.9.15-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |