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01 Record

CVE-2019-8936

NTP through 4.2.8p12 has a NULL Pointer Dereference.

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector

02 Description

NTP through 4.2.8p12 has a NULL Pointer Dereference.

03 Exploitation and scoring

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
5.72% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 92.8% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Moderate. 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.

04 Metadata

Published
2019-05-15 15:37Z7 YR AGO
Last updated
2024-08-04 21:31Z2 YR AGO
Reserved
2019-02-19
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
  • CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
Data version
5.1
Document digest
3346aa27782b45e2974b2575dc2300ddf0447e2e5b3e527699739b3ef85dd950

05 Affected products

VendorProductVersionsPlatforms
fedoraprojectfedoraNot specified—
hpehpux-ntpNot specified—
netappclustered_data_ontapNot specified—
netappdata_ontapNot specified—
ntpntpNot specified—
opensuseleapNot specified—
redhatenterprise_linuxNot specified—
redhatrhev_hypervisorNot specified—

06 References

07 Fixed in

Debian 11

  • ntp
    Fixed in 1:4.2.8p12+dfsg-4

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 18.04 LTS

  • ntp
    Fixed in 1:4.2.8p10+dfsg-5ubuntu7.3

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 20.04 LTS

  • ntp
    Fixed in 1:4.2.8p12+dfsg-3ubuntu4.20.04.1

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 22.04 LTS

  • ntp
    Fixed in 1:4.2.8p12+dfsg-3ubuntu6

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.