CVE-2019-14834
LOW severity · CVSS 3.7 · Resource exhaustion
3.7CVSS LOW
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityHigh
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactLow
Exploit probability (EPSS)3%
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14834 ↗
Additional information
- NVD record
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14834Patch
- http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=69bc94779c2f035a9fffdb5327a54c3aeca73ed5
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JU474LT66BHNVFG5C4GEV3VTZNAEJ3BS/