CVE-2018-20481

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

3.42% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 88.1% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Low. 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

2018-12-26 04:00Z7 YR AGO

Last updated

2024-08-05 12:05Z2 YR AGO

Reserved

2018-12-25

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-476NULL Pointer DereferenceBase

Data version

5.1

Document digest

c2154e3c85977a5869052b5ca35be407514ad3704f9ff405e48b22ec7689f882

• gitlab.freedesktop.orghttps://gitlab.freedesktop.org/poppler/poppler/issues/692x_refsource_MISC
• gitlab.freedesktop.orghttps://gitlab.freedesktop.org/poppler/poppler/merge_requests/143x_refsource_MISC
• usn.ubuntu.comUSN-3865-1https://usn.ubuntu.com/3865-1/vendor-advisoryx_refsource_UBUNTU
• lists.debian.org[debian-lts-announce] 20190308 [SECURITY] [DLA 1706-1] poppler security updatehttps://lists.debian.org/debian-lts-announce/2019/03/msg00008.htmlmailing-listx_refsource_MLIST
• www.securityfocus.com106321http://www.securityfocus.com/bid/106321vdb-entryx_refsource_BID
• access.redhat.comRHSA-2019:2022https://access.redhat.com/errata/RHSA-2019:2022vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2019:2713https://access.redhat.com/errata/RHSA-2019:2713vendor-advisoryx_refsource_REDHAT
• lists.debian.org[debian-lts-announce] 20200723 [SECURITY] [DLA 2287-1] poppler security updatehttps://lists.debian.org/debian-lts-announce/2020/07/msg00018.htmlmailing-listx_refsource_MLIST