CVE-2018-20803

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

A user authorized to perform database queries may trigger denial of service by issuing specially crafted queries, which loop indefinitely in mathematics processing while retaining locks. This issue affects MongoDB Server v4.0 versions prior to 4.0.5; MongoDB Server v3.6 versions prior to 3.6.10 and MongoDB Server v3.4 versions prior to 3.4.19.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-835

Affected software

No affected versions have been published.

Timeline

Published: Nov 23, 2020
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2018

CVE-2018-208046.5A user authorized to perform database queries may trigger denial of service by issuing specially crafted applyOps invocations. This issue af CVE-2018-208056.5A user authorized to perform database queries may trigger denial of service by issuing specially crafted queries, which perform an $elemMatc CVE-2018-208066.1Phamm (aka PHP LDAP Virtual Hosting Manager) 0.6.8 allows XSS via the login page (the /public/main.php action parameter).CVE-2018-208076.1An XSS issue has been found in welcome.cgi in Pulse Secure Pulse Connect Secure (PCS) 8.1.x before 8.1R12, 8.2.x before 8.2R9, and 8.3.x bef CVE-2018-208086.1An XSS issue has been found with rd.cgi in Pulse Secure Pulse Connect Secure 8.3RX before 8.3R3 due to improper header sanitization. This is CVE-2018-208097.5A crafted message can cause the web server to crash with Pulse Secure Pulse Connect Secure (PCS) 8.3RX before 8.3R5 and Pulse Policy Secure CVE-2018-208109.8Session data between cluster nodes during cluster synchronization is not properly encrypted in Pulse Secure Pulse Connect Secure (PCS) 8.3RX CVE-2018-208115.3A hidden RPC service issue was found with Pulse Secure Pulse Connect Secure 8.3RX before 8.3R2 and 8.1RX before 8.1R12.CVE-2018-208127.5An information exposure issue where IPv6 DNS traffic would be sent outside of the VPN tunnel (when Traffic Enforcement was enabled) exists i CVE-2018-208139.8An input validation issue has been found with login_meeting.cgi in Pulse Secure Pulse Connect Secure 8.3RX before 8.3R2.CVE-2018-208146.1An XSS issue was found with Psaldownload.cgi in Pulse Secure Pulse Connect Secure (PCS) 8.3R2 before 8.3R2 and Pulse Policy Secure (PPS) 5.4 CVE-2018-208159.8In QEMU 3.1.0, load_device_tree in device_tree.c calls the deprecated load_image function, which has a buffer overflow risk.