What’s Vulnerable › Vulnerabilities

CVE-2018-16842

• Severity: critical (CVSS 9.1 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-10-31 · updated 2026-06-17
• Weakness: CWE-125

Description

Curl versions 7.14.1 through 7.61.1 are vulnerable to a heap-based buffer over-read in the tool_msgs.c:voutf() function that may result in information exposure and denial of service.

Affected products

• Canonical Ubuntu Linux: 12.04, 14.04, 16.04, 18.04, 18.10
• Debian Linux: 8.0, 9.0
• curl: from 7.14.1 through 7.61.1

References

• http://www.securitytracker.com/id/1042014
• https://access.redhat.com/errata/RHSA-2019:2181
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16842
• https://curl.haxx.se/docs/CVE-2018-16842.html
• https://github.com/curl/curl/commit/d530e92f59ae9bb2d47066c3c460b25d2ffeb211
• https://lists.debian.org/debian-lts-announce/2018/11/msg00005.html
• https://security.gentoo.org/glsa/201903-03
• https://usn.ubuntu.com/3805-1/
• https://usn.ubuntu.com/3805-2/
• https://www.debian.org/security/2018/dsa-4331
• https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
• http://www.securitytracker.com/id/1042014

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