CVE-2019-25031

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.34% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 69.3% of scored records. A rank, not a probability.

NVD base score

5.9 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

NVD analysis status

Analyzed. NVD last modified this record on 2026-08-25.

Red Hat severity

Important. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2021-04-27 05:18Z5 YR AGO

Last updated

2024-08-05 03:00Z2 YR AGO

Reserved

2021-04-27

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')Class
• CWE-94Improper Control of Generation of Code ('Code Injection')Base

Data version

5.1

Document digest

6e4befb11c822de64fac20c238998eba154ff6ea1b6b9b85497cc5154af1810f

• ostif.orghttps://ostif.org/our-audit-of-unbound-dns-by-x41-d-sec-full-results/x_refsource_MISC
• lists.debian.org[debian-lts-announce] 20210506 [SECURITY] [DLA 2652-1] unbound1.9 security updatehttps://lists.debian.org/debian-lts-announce/2021/05/msg00007.htmlmailing-listx_refsource_MLIST
• security.netapp.comhttps://security.netapp.com/advisory/ntap-20210507-0007/x_refsource_CONFIRM