CVE-2019-14834: fedoraproject fedora
CVSS: 4.3v2.0MediumModified
AliasesALPINE-CVE-2019-14834MGASA-2019-0392SUSE-SU-2020:0419-1RHSA-2020:1715RHSA-2020:3878UBUNTU-CVE-2019-14834USN-7689-1DEBIAN-CVE-2019-14834
Published 07-01-2020Last modified 05-08-2024
Vulnerability summary
CVE-2019-14834 is a medium (CVSS 4.3) vulnerability in fedoraproject fedora. EPSS estimates a 2.65% chance of exploitation in the next 30 days, higher than 85.4% of scored vulnerabilities.
CVSS score
4.3/10
010
Medium · v2.0 (NVD)EPSS score
2.65%
0%100%
Low · -0.01 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 6 · Duplicates 1 · Related 6Timeline
- 07-01-2020PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
A vulnerability was found in dnsmasq before version 2.81, where the memory leak allows remote attackers to cause a denial of service (memory consumption) via vectors involving DHCP response creation.
CVSS metrics
9 scores · 6 sources · 3 versionsLow 3.7Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:LSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated3.7LowCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
- OSV · UbuntuEcosystem advisory · calculated3.7LowCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
- OSV · DebianEcosystem advisory · calculated3.7LowCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Low 3.7Preferred score · CVE.org (CNA)
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:LSourcesAll 4 agree
- NVDNIST3.7LowCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
- OSV · Red hatEcosystem advisory · calculated3.7LowCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
- OSV · UbuntuEcosystem advisory · calculated3.7LowCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
2.65%
Chance of exploitation in the next 30 days
Percentile
85%
Versus all other CVEs
30-day change
-0.01 pp
From 2.66% on 19-09-2026
19-09-202619-10-2026
EPSS score2.65%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Suse11 products
- dnsmasq&distro=HPE Helion OpenStack 8< 2.78-18.12.1
- dnsmasq&distro=SUSE Linux Enterprise Desktop 12 SP4< 2.78-18.12.1
- dnsmasq&distro=SUSE Linux Enterprise Server 12 SP4< 2.78-18.12.1
- dnsmasq&distro=SUSE Linux Enterprise Server 12 SP5< 2.78-18.12.1
- dnsmasq&distro=SUSE Linux Enterprise Server for SAP Applications 12 SP4< 2.78-18.12.1
Redhat5 products
- dnsmasq< 0:2.79-11.el8 | < 0:2.76-16.el7
- dnsmasq-debuginfo< 0:2.79-11.el8 | < 0:2.76-16.el7
- dnsmasq-debugsource< 0:2.79-11.el8
- dnsmasq-utils< 0:2.79-11.el8 | < 0:2.76-16.el7
- dnsmasq-utils-debuginfo< 0:2.79-11.el8
Alpine1 product
- dnsmasq< 2.80-r4 | < 2.80-r5 | < 2.79-r4
Debian1 product
- dnsmasq< 2.81-1
Fedoraproject1 product
- fedoraEOL31
Mageia1 product
- dnsmasq< 2.80-5.2.mga7
The dnsmasq project1 product
- dnsmasq< 2.81
Thekelleys1 product
- dnsmasq< 2.81
Ubuntu1 product
- dnsmasq< 2.75-1ubuntu0.16.04.7 | < 2.79-1ubuntu0.2 | < 2.80-1.1ubuntu1.2 | < 2.68-1ubuntu0.2+esm3
9 vendors · 23 products
References
34 links- bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14834X Refsource CONFIRMIssue TrackingPatchThird Party Advisory
