CVE-2020-5883

HIGH

BIG-IP <15.0.2 - Memory Leak

Title source: llm

Description

On BIG-IP 15.0.0-15.0.1, 14.1.0-14.1.2.3, 14.0.0-14.0.1, and 13.1.0-13.1.3.1, when a virtual server is configured with HTTP explicit proxy and has an attached HTTP_PROXY_REQUEST iRule, POST requests sent to the virtual server cause an xdata memory leak.

References (1)

[Vendor Advisory] https://support.f5.com/csp/article/K12234501

Scores

CVSS v3 7.5

EPSS 0.0065

EPSS Percentile 70.4%

Attack Vector NETWORK

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

Classification

CWE

CWE-401

Status published

Affected Products (10)

f5/big-ip_access_policy_manager < 13.1.3.1

f5/big-ip_advanced_firewall_manager < 13.1.3.1

f5/big-ip_webaccelerator < 13.1.3.1

f5/big-ip_application_acceleration_manager < 13.1.3.1

f5/big-ip_application_security_manager < 13.1.3.1

f5/big-ip_fraud_protection_service < 13.1.3.1

f5/big-ip_edge_gateway < 13.1.3.1

f5/big-ip_link_controller < 13.1.3.1

f5/big-ip_local_traffic_manager < 13.1.3.1

f5/big-ip_policy_enforcement_manager < 13.1.3.1

Timeline

Published Apr 30, 2020

Tracked Since Feb 18, 2026