Vulnerability 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.
CVSS Score
4.4
MEDIUM
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Haxx | Curl | >= 7.14.1, <= 7.61.1 |
| Canonical | Ubuntu Linux | 12.04 |
| Debian | Debian Linux | 8.0 |
Related Weaknesses (CWE)
References
- http://www.securitytracker.com/id/1042014Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2019:2181
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16842Issue TrackingThird Party Advisory
- https://curl.haxx.se/docs/CVE-2018-16842.htmlPatchVendor Advisory
- https://github.com/curl/curl/commit/d530e92f59ae9bb2d47066c3c460b25d2ffeb211PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/11/msg00005.htmlMailing ListThird Party Advisory
- https://security.gentoo.org/glsa/201903-03Third Party Advisory
- https://usn.ubuntu.com/3805-1/Third Party Advisory
- https://usn.ubuntu.com/3805-2/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4331Third Party Advisory
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
- http://www.securitytracker.com/id/1042014Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2019:2181
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16842Issue TrackingThird Party Advisory
- https://curl.haxx.se/docs/CVE-2018-16842.htmlPatchVendor Advisory
FAQ
What is CVE-2018-16842?
CVE-2018-16842 is a vulnerability with a CVSS score of 4.4 (MEDIUM). 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.
How severe is CVE-2018-16842?
CVE-2018-16842 has been rated MEDIUM with a CVSS base score of 4.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-16842?
Check the references section above for vendor advisories and patch information. Affected products include: Haxx Curl, Canonical Ubuntu Linux, Debian Debian Linux.