CVE-2020-19860
6.5
MEDIUM
CVSS 3.1
EPSS 0.37%
Description
When ldns version 1.7.1 verifies a zone file, the ldns_rr_new_frm_str_internal function has a heap out of bounds read vulnerability. An attacker can leak information on the heap by constructing a zone file payload.
How to fix CVE-2020-19860
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- Debian/ldns—no fix listed
Is CVE-2020-19860 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |