CVE-2019-5436

curl: TFTP receive heap buffer overflow in tftp_receive_packet() function

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Un desbordamiento de búfer en la memoria dinámica (heap) del código de recepción TFTP, permite la ejecución de código arbitrario o una Denegación de Servicio (DoS) en las versiones de libcurl 7.19.4 hasta 7.64.1.

*Credits: N/A

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-01-04 CVE Reserved
2019-05-22 CVE Published
2024-08-01 EPSS Updated
2024-08-04 CVE Updated
2024-08-04 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-122: Heap-based Buffer Overflow
CWE-787: Out-of-bounds Write

CAPEC

References (16)

URL	Tag	Source
https://seclists.org/bugtraq/2020/Feb/36	Mailing List
https://security.netapp.com/advisory/ntap-20190606-0004	Third Party Advisory
https://support.f5.com/csp/article/K55133295	Third Party Advisory
https://support.f5.com/csp/article/K55133295?utm_source=f5support&amp%3Butm_medium=RSS	X_refsource_confirm
https://www.oracle.com/security-alerts/cpuapr2020.html	Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2020.html	X_refsource_misc

URL	Date	SRC
https://curl.haxx.se/docs/CVE-2019-5436.html	2024-08-04

URL	Date	SRC
http://www.openwall.com/lists/oss-security/2019/09/11/6	2023-11-07
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html	2023-11-07

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00008.html	2023-11-07
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00017.html	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SMG3V4VTX2SE3EW3HQTN3DDLQBTORQC2	2023-11-07
https://security.gentoo.org/glsa/202003-29	2023-11-07
https://www.debian.org/security/2020/dsa-4633	2023-11-07
https://access.redhat.com/security/cve/CVE-2019-5436	2020-06-12
https://bugzilla.redhat.com/show_bug.cgi?id=1710620	2020-06-12

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Haxx Search vendor "Haxx"		Libcurl Search vendor "Haxx" for product "Libcurl"				>= 7.19.4 <= 7.64.1 Search vendor "Haxx" for product "Libcurl" and version " >= 7.19.4 <= 7.64.1"		-		Affected
Opensuse Search vendor "Opensuse"		Leap Search vendor "Opensuse" for product "Leap"				15.0 Search vendor "Opensuse" for product "Leap" and version "15.0"		-		Affected
Opensuse Search vendor "Opensuse"		Leap Search vendor "Opensuse" for product "Leap"				15.1 Search vendor "Opensuse" for product "Leap" and version "15.1"		-		Affected
Opensuse Search vendor "Opensuse"		Leap Search vendor "Opensuse" for product "Leap"				42.3 Search vendor "Opensuse" for product "Leap" and version "42.3"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				29 Search vendor "Fedoraproject" for product "Fedora" and version "29"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected
F5 Search vendor "F5"		Traffix Signaling Delivery Controller Search vendor "F5" for product "Traffix Signaling Delivery Controller"				>= 5.0.0 <= 5.1.0 Search vendor "F5" for product "Traffix Signaling Delivery Controller" and version " >= 5.0.0 <= 5.1.0"		-		Affected
Netapp Search vendor "Netapp"		Hci Management Node Search vendor "Netapp" for product "Hci Management Node"				-		-		Affected
Netapp Search vendor "Netapp"		Solidfire Search vendor "Netapp" for product "Solidfire"				-		-		Affected
Netapp Search vendor "Netapp"		Steelstore Cloud Integrated Storage Search vendor "Netapp" for product "Steelstore Cloud Integrated Storage"				-		-		Affected
Oracle Search vendor "Oracle"		Enterprise Manager Ops Center Search vendor "Oracle" for product "Enterprise Manager Ops Center"				12.3.3 Search vendor "Oracle" for product "Enterprise Manager Ops Center" and version "12.3.3"		-		Affected
Oracle Search vendor "Oracle"		Enterprise Manager Ops Center Search vendor "Oracle" for product "Enterprise Manager Ops Center"				12.4.0 Search vendor "Oracle" for product "Enterprise Manager Ops Center" and version "12.4.0"		-		Affected
Oracle Search vendor "Oracle"		Mysql Server Search vendor "Oracle" for product "Mysql Server"				<= 5.7.27 Search vendor "Oracle" for product "Mysql Server" and version " <= 5.7.27"		-		Affected
Oracle Search vendor "Oracle"		Mysql Server Search vendor "Oracle" for product "Mysql Server"				>= 5.7.28 <= 8.0.17 Search vendor "Oracle" for product "Mysql Server" and version " >= 5.7.28 <= 8.0.17"		-		Affected
Oracle Search vendor "Oracle"		Oss Support Tools Search vendor "Oracle" for product "Oss Support Tools"				20.0 Search vendor "Oracle" for product "Oss Support Tools" and version "20.0"		-		Affected