CVE-2018-16839

MEDIUM

Curl <7.61.1 - Buffer Overflow

Title source: llm
STIX 2.1

Description

Curl versions 7.33.0 through 7.61.1 are vulnerable to a buffer overrun in the SASL authentication code that may lead to denial of service.

References (9)

Core 9
Core References
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201903-03
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2018/dsa-4331
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/11/msg00005.html
Patch, Vendor Advisory x_refsource_misc
https://curl.haxx.se/docs/CVE-2018-16839.html
Issue Tracking, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16839
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1042012
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/3805-1/

Scores

CVSS v3 4.3
EPSS 0.0037
EPSS Percentile 58.4%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-190 CWE-122 CWE-119
Status published
Products (8)
canonical/ubuntu_linux 14.04
canonical/ubuntu_linux 16.04
canonical/ubuntu_linux 18.04
canonical/ubuntu_linux 18.10
debian/debian_linux 8.0
debian/debian_linux 9.0
haxx/curl 7.33.0 - 7.61.1
The Curl Project/curl: from 7.33.0 to 7.61.1
Published Oct 31, 2018
Tracked Since Feb 18, 2026