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CVE-2019-5436

Published: May 28, 2019Updated: Apr 15, 2026 Sources: CVE List NVD BDU csafCWE-122
NVD MITRE
7.8CVSSHIGH
EPSS Score
49.7%
Top 1.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A heap buffer overflow in the TFTP receiving code allows for DoS or arbitrary code execution in libcurl versions 7.19.4 through 7.64.1.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-122CWE-787

Affected Products

libcurlhaxxOSS Libraries
leapopensuse
On-premOS
Operating Systems / linux-distro
fedorafedoraproject
On-premOS
Operating Systems / linux-distro
debian linuxdebian
On-premOS
Operating Systems / linux-distro
traffix signaling delivery controllerf5
Network Device
Networking Infrastructure / network-management
haxxoss-projectSEOSS Librariesaka haxx.se
opensuseoss-projectDEOperating Systemsaka opensuse
fedoraprojectoss-projectUSOperating Systemsaka fedora project
debianoss-projectGBOperating Systemsaka debian gnu/linux
f5commercialUSNetworking Infrastructure
and 25 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00008.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00017.html
lists.opensuse.org
http://www.openwall.com/lists/oss-security/2019/09/11/6
openwall.com
and 29 more references View all →

Timeline

Published
May 28, 2019
Last Updated
Apr 15, 2026

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