CVE-2019-25037Reachable Assertion in Unbound

Severity
7.5HIGHNVD
EPSS
1.0%
top 22.68%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedApr 27
Latest updateMay 24

Description

Unbound before 1.9.5 allows an assertion failure and denial of service in dname_pkt_copy via an invalid packet. NOTE: The vendor disputes that this is a vulnerability. Although the code may be vulnerable, a running Unbound installation cannot be remotely or locally exploited

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages2 packages

NVDnlnetlabs/unbound< 1.9.5
Debiannlnetlabs/unbound< 1.9.6-1+3

Also affects: Debian Linux 9.0

Patches

🔴Vulnerability Details

3
GHSA
GHSA-gh7v-cx7g-p5jc: Unbound before 12022-05-24
CVEList
CVE-2019-25037: Unbound before 12021-04-27
OSV
CVE-2019-25037: Unbound before 12021-04-27

📋Vendor Advisories

3
Ubuntu
Unbound vulnerabilities2021-05-06
Red Hat
unbound: assertion failure and denial of service in dname_pkt_copy via an invalid packet2019-12-11
Debian
CVE-2019-25037: unbound - Unbound before 1.9.5 allows an assertion failure and denial of service in dname_...2019
CVE-2019-25037 — Reachable Assertion in Unbound | cvebase