CVE-2018-16949
7.5
HIGH
CVSS 3.1
EPSS 4.6%
Description
An issue was discovered in OpenAFS before 1.6.23 and 1.8.x before 1.8.2. Several data types used as RPC input variables were implemented as unbounded array types, limited only by the inherent 32-bit length field to 4 GB. An unauthenticated attacker could send, or claim to send, large input values and consume server resources waiting for those inputs, denying service to other valid connections.
How to fix CVE-2018-16949
To remediate CVE-2018-16949, upgrade the affected package to a fixed version below.
- —upgrade to 1.8.2-1 or later
Is CVE-2018-16949 being exploited?
Low — EPSS is 4.6%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.8.2-1
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 |