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.

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-1568-1 curl security update
Debian DSA Debian DSA DSA-4331-1 curl security update
EUVD EUVD EUVD-2018-8635 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.
Ubuntu USN Ubuntu USN USN-3805-1 curl vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 15 Apr 2026 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2026-04-15T20:57:05.128Z

Reserved: 2018-09-11T00:00:00.000Z

Link: CVE-2018-16839

cve-icon Vulnrichment

Updated: 2024-08-05T10:32:54.082Z

cve-icon NVD

Status : Modified

Published: 2018-10-31T18:29:00.230

Modified: 2024-11-21T03:53:25.087

Link: CVE-2018-16839

cve-icon Redhat

Severity : Low

Publid Date: 2018-10-31T00:00:00Z

Links: CVE-2018-16839 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses