CVE-2019-10744: Prototype Pollution in lodash

Severity: critical (CVSS 9.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2019-07-26 · updated 2026-06-17
Weakness: CWE-1321

Description

Versions of lodash lower than 4.17.12 are vulnerable to Prototype Pollution. The function defaultsDeep could be tricked into adding or modifying properties of Object.prototype using a constructor payload.

Affected products

F5 BIG-IP APM: from 12.1.0 before 12.1.5.2; from 13.1.0 before 13.1.3.4; from 14.1.0 before 14.1.2.5; from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.2 — fixed in 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4, 15.1.0.2
BIG-IP: from 12.1.0 before 12.1.5.2; from 13.1.0 before 13.1.3.4; from 14.1.0 before 14.1.2.5; from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.2 — fixed in 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4, 15.1.0.2
F5 Big-Ip Analytics: from 12.1.0 through 12.1.5; from 13.1.0 through 13.1.3; from 14.1.0 through 14.1.2; from 15.0.0 before 15.0.1.3; from 15.1.0 before 15.1.0.2 — fixed in 15.0.1.3, 15.1.0.2
F5 Networks, Inc. BIG-IP (AAM): from 12.1.0 before 12.1.5.2; from 13.1.0 before 13.1.3.4; from 14.1.0 before 14.1.2.5; from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.2 — fixed in 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4, 15.1.0.2
BIG-IP ASM: from 12.1.0 before 12.1.5.2; from 13.1.0 before 13.1.3.4; from 14.1.0 before 14.1.2.5; from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.2 — fixed in 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4, 15.1.0.2
F5 Big-Ip Application Visibility And Reporting: from 12.1.0 before 12.1.5.2; from 13.1.0 through 13.1.3; from 14.1.0 before 14.1.2.5; from 15.1.0 before 15.1.1 — fixed in 12.1.5.2, 14.1.2.5, 15.1.1
F5 BIG-IP DNS: from 12.1.0 before 12.1.5.2; from 13.1.0 before 13.1.3.4; from 14.1.0 before 14.1.2.5; from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.2 — fixed in 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4, 15.1.0.2
F5 Big-Ip Edge Gateway: from 12.1.0 before 12.1.5.2; from 13.1.0 before 13.1.3.4; from 14.1.0 before 14.1.2.5; from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.2 — fixed in 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4, 15.1.0.2
F5 Big-Ip Fraud Protection Service: from 12.1.0 before 12.1.5.2; from 13.1.0 before 13.1.3.4; from 14.1.0 before 14.1.2.5; from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.2 — fixed in 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4, 15.1.0.2
F5 Big-Ip Global Traffic Manager: from 12.1.0 before 12.1.5.2; from 13.1.0 before 13.1.3.4; from 14.1.0 before 14.1.2.5; from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.2 — fixed in 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4, 15.1.0.2
F5 Big-Ip Link Controller: from 12.1.0 before 12.1.5.2; from 13.1.0 before 13.1.3.4; from 14.1.0 before 14.1.2.5; from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.2 — fixed in 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4, 15.1.0.2
F5 BIG-IP (LTM): from 12.1.0 before 12.1.5.2; from 13.1.0 before 13.1.3.4; from 14.1.0 before 14.1.2.5; from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.2 — fixed in 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4, 15.1.0.2
F5 Networks, Inc. BIG-IP (PEM): from 12.1.0 before 12.1.5.2; from 13.1.0 before 13.1.3.4; from 14.1.0 before 14.1.2.5; from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.2 — fixed in 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4, 15.1.0.2
F5 Big-Ip Webaccelerator: from 12.1.0 before 12.1.5.2; from 13.1.0 before 13.1.3.4; from 14.1.0 before 14.1.2.5; from 15.0.0 before 15.0.1.4; from 15.1.0 before 15.1.0.2 — fixed in 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4, 15.1.0.2
F5 BIG-IQ: from 6.0.0 through 6.1.0; 5.4.0, 7.0.0
F5 Networks, Inc. iWorkflow: 2.3.0
lodash: before 4.17.12 — fixed in 4.17.12
Active IQ Unified Manager for VMware vSphere, Linux, and Microsoft Windows: all versions
NetApp Service Level Manager: all versions
Oracle Banking Extensibility Workbench: 14.3.0, 14.4.0
RedHat Virtualization Manager: 4.3
Npm Lodash: before 4.17.12 — fixed in 4.17.12
Npm Lodash-Amd: before 4.17.13 — fixed in 4.17.13
Npm Lodash-Es: before 4.17.14 — fixed in 4.17.14
Npm Lodash.Defaultsdeep: before 4.6.1 — fixed in 4.6.1
Rubygems Lodash-Rails: before 4.17.12; 0.10.0, 0.7.0, 0.8.1, 0.8.2, 0.9.0, 0.9.1 (+47) — fixed in 4.17.12

How to fix

Upgrade to a fixed version: F5 BIG-IP APM 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4; BIG-IP 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4; F5 Big-Ip Analytics 15.0.1.3, 15.1.0.2; F5 Networks, Inc. BIG-IP (AAM) 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4; BIG-IP ASM 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4; F5 Big-Ip Application Visibility And Reporting 12.1.5.2, 14.1.2.5, 15.1.1; F5 BIG-IP DNS 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4; F5 Big-Ip Edge Gateway 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4; F5 Big-Ip Fraud Protection Service 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4; F5 Big-Ip Global Traffic Manager 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4; F5 Big-Ip Link Controller 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4; F5 BIG-IP (LTM) 12.1.5.2, 13.1.3.4, 14.1.2.5, 15.0.1.4. Check the vendor advisory for mitigations.

References

Get alerted when CVE-2019-10744 or the next vulnerability affects your stack