CVE-2018-16845

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

9.84% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 95.4% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

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

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

2018-11-07 14:00Z7 YR AGO

Last updated

2024-08-05 10:32Z2 YR AGO

Reserved

2018-09-11

Assigning CNA

redhat

Record state

PUBLISHED

Severity

High (CVSS 8.2)

CNA CVSS vector

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

Weaknesses

• CWE-400Uncontrolled Resource ConsumptionClass
• CWE-835Loop with Unreachable Exit Condition ('Infinite Loop')Base
• CWE-191Integer Underflow (Wrap or Wraparound)Base

Data version

5.1

Document digest

252267e60c2b91dd1aa866033a43cd33aa0ee4368443d0a4e65fa0d7b8438cc9

• www.debian.orgDSA-4335https://www.debian.org/security/2018/dsa-4335vendor-advisoryx_refsource_DEBIAN
• access.redhat.comRHSA-2018:3680https://access.redhat.com/errata/RHSA-2018:3680vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2018:3681https://access.redhat.com/errata/RHSA-2018:3681vendor-advisoryx_refsource_REDHAT
• www.securityfocus.com105868http://www.securityfocus.com/bid/105868vdb-entryx_refsource_BID
• bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16845x_refsource_CONFIRM
• www.securitytracker.com1042039http://www.securitytracker.com/id/1042039vdb-entryx_refsource_SECTRACK
• lists.debian.org[debian-lts-announce] 20181108 [SECURITY] [DLA 1572-1] nginx security updatehttps://lists.debian.org/debian-lts-announce/2018/11/msg00010.htmlmailing-listx_refsource_MLIST
• access.redhat.comRHSA-2018:3653https://access.redhat.com/errata/RHSA-2018:3653vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2018:3652https://access.redhat.com/errata/RHSA-2018:3652vendor-advisoryx_refsource_REDHAT
• usn.ubuntu.comUSN-3812-1https://usn.ubuntu.com/3812-1/vendor-advisoryx_refsource_UBUNTU
• mailman.nginx.orghttp://mailman.nginx.org/pipermail/nginx-announce/2018/000221.htmlx_refsource_MISC
• lists.opensuse.orgopenSUSE-SU-2019:2120http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00035.htmlvendor-advisoryx_refsource_SUSE
• support.apple.comhttps://support.apple.com/kb/HT212818x_refsource_CONFIRM
• seclists.org20210921 APPLE-SA-2021-09-20-4 Xcode 13http://seclists.org/fulldisclosure/2021/Sep/36mailing-listx_refsource_FULLDISC