F5 vulnerabilities11 known to be exploited.
F5 has 895 published vulnerabilities across 290 products in our catalogue. 11 of them are on the list of flaws known to be exploited, so criminals are using them now. The most affected product is Big-IP Access Policy Manager, with 544. If you run F5 software, patch the exploited flaws first.
The most recent F5 flaw added to the known-exploited list is CVE-2023-46747, on 31 October 2023. We keep watching the known-exploited list.
Which F5 products have the most vulnerabilities?
Big-IP Access Policy Manager leads with 544 published vulnerabilities. Open a product to see its versions and which of its flaws criminals are already using.
- Big-IP Access Policy Manager
- Big-IP Application Security Manager
- Big-IP Advanced Firewall Manager
- Big-IP Local Traffic Manager
- Big-IP Policy Enforcement Manager
- Big-IP Link Controller
- Big-IP Application Acceleration Manager
- Big-IP Analytics
- Big-IP Global Traffic Manager
- Big-IP Domain Name System
Which F5 vulnerabilities are being exploited?
11 flaws are on the government list of vulnerabilities known to be exploited. These are the ones criminals are using now, so they go first, whatever their severity score says.
- 9.8F5 BIG-IP Configuration Utility Authentication Bypass Vulnerability
F5 BIG-IP Configuration utility contains an authentication bypass using an alternate path or channel vulnerability due to undisclosed requests that may allow an unauthenticated attacker with network access to the...
- 8.8F5 BIG-IP Configuration Utility SQL Injection Vulnerability
F5 BIG-IP Configuration utility contains an SQL injection vulnerability that may allow an authenticated attacker with network access through the BIG-IP management port and/or self IP addresses to execute system commands.
- 7.5HTTP/2 Rapid Reset Attack Vulnerability
HTTP/2 contains a rapid reset vulnerability that allows for a distributed denial-of-service attack (DDoS).
- 5.5Linux Kernel Race Condition Vulnerability
Linux Kernel contains a race condition vulnerability within the n_tty_write function that allows local users to cause a denial-of-service (DoS) or gain privileges via read and write operations with long strings.
- 9.8F5 BIG-IP Missing Authentication Vulnerability
F5 BIG-IP contains a missing authentication in critical function vulnerability which can allow for remote code execution, creation or deletion of files, or disabling services.
- 9.8GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Vulnerability
GNU Bash through 4.3 processes trailing strings after function definitions in the values of environment variables, which allows remote attackers to execute code.
- 9.8GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Vulnerability
GNU Bash through 4.3 processes trailing strings after function definitions in the values of environment variables, which allows remote attackers to execute code.
- 9.8F5 BIG-IP Traffic Management Microkernel Buffer Overflow
The Traffic Management Microkernel of BIG-IP ASM Risk Engine has a buffer overflow vulnerability, leading to a bypassing of URL-based access controls.
Which F5 flaws are most likely to be used?
Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.
- >99%
GNU Bash through 4.3 processes trailing strings after function definitions in the values of environment variables, which allows remote attackers to execute arbitrary code via a crafted environment, as demonstrated by...
- >99%
In BIG-IP versions 15.0.0-15.1.0.3, 14.1.0-14.1.2.5, 13.1.0-13.1.3.3, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.1, the Traffic Management User Interface (TMUI), also referred to as the Configuration utility, has a Remote...
- >99%
A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user.
- >99%
The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023.
- >99%
On F5 BIG-IP 16.1.x versions prior to 16.1.2.2, 15.1.x versions prior to 15.1.5.1, 14.1.x versions prior to 14.1.4.6, 13.1.x versions prior to 13.1.5, and all 12.1.x and 11.6.x versions, undisclosed requests may...
- >99%
GNU Bash through 4.3 bash43-025 processes trailing strings after certain malformed function definitions in the values of environment variables, which allows remote attackers to write to files or possibly have unknown...
- >99%
On BIG-IP versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.2.1, 14.1.x before 14.1.4, 13.1.x before 13.1.3.6, and 12.1.x before 12.1.5.3 amd BIG-IQ 7.1.0.x before 7.1.0.3 and 7.0.0.x before 7.0.0.2, the iControl...
- 99%CVE-2019-11477High
Jonathan Looney discovered that the TCP_SKB_CB(skb)->tcp_gso_segs value was subject to an integer overflow in the Linux kernel when handling TCP Selective Acknowledgments (SACKs).
- 97%
Undisclosed requests may bypass configuration utility authentication, allowing an attacker with network access to the BIG-IP system through the management port and/or self IP addresses to execute arbitrary system...
- 95%CVE-2019-11478High
Jonathan Looney discovered that the TCP retransmission queue implementation in tcp_fragment in the Linux kernel could be fragmented when handling certain TCP Selective Acknowledgment (SACK) sequences.
All F5 products we track.
107 products, most vulnerabilities first. Find the ones you run, then open a product to see its versions and exploited flaws.
- Big-IP Access Policy Managerbig-ip_access_policy_manager544 vulnerabilities276 versions
- Big-IP Application Security Managerbig-ip_application_security_manager501 vulnerabilities279 versions
- Big-IP Advanced Firewall Managerbig-ip_advanced_firewall_manager475 vulnerabilities259 versions
- Big-IP Local Traffic Managerbig-ip_local_traffic_manager466 vulnerabilities282 versions
- Big-IP Policy Enforcement Managerbig-ip_policy_enforcement_manager457 vulnerabilities256 versions
- Big-IP Link Controllerbig-ip_link_controller450 vulnerabilities273 versions
- Big-IP Application Acceleration Managerbig-ip_application_acceleration_manager448 vulnerabilities253 versions
- Big-IP Analyticsbig-ip_analytics435 vulnerabilities254 versions
- Big-IP Global Traffic Managerbig-ip_global_traffic_manager415 vulnerabilities265 versions
- Big-IP Domain Name Systembig-ip_domain_name_system392 vulnerabilities255 versions
- Big-IP Fraud Protection Servicebig-ip_fraud_protection_service329 vulnerabilities249 versions
- Big-IP Webacceleratorbig-ip_webaccelerator222 vulnerabilities185 versions
- Big-IP Edge Gatewaybig-ip_edge_gateway218 vulnerabilities172 versions
- Big-IP Advanced Web Application Firewallbig-ip_advanced_web_application_firewall116 vulnerabilities119 versions
- Big-IP Websafebig-ip_websafe101 vulnerabilities87 versions
- Big-IP DDOS Hybrid Defenderbig-ip_ddos_hybrid_defender91 vulnerabilities110 versions
- Big-Iq Centralized Managementbig-iq_centralized_management76 vulnerabilities18 versions
- Big-IP SSL Orchestratorbig-ip_ssl_orchestrator69 vulnerabilities84 versions
- Big-IP Protocol Security Modulebig-ip_protocol_security_module61 vulnerabilities39 versions
- Nginxnginx41 vulnerabilities556 versions
- Big-IP WAN Optimization Managerbig-ip_wan_optimization_manager38 vulnerabilities16 versions
- Enterprise Managerenterprise_manager38 vulnerabilities8 versions
- Njsnjs37 vulnerabilities60 versions
- Big-IP Carrier-Grade Natbig-ip_carrier-grade_nat35 vulnerabilities67 versions
This directory lists the 107 F5 products with at least one tracked version, of 290 in our catalogue.
Running F5? We'll keep checking.
Looking flaws up one at a time doesn't scale. Tell us what you run once, and we tell you which flaws matter to you, in what order, and keep watching for new ones.
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1 flaw being exploited affects software Acme tracks
F5 BIG-IP Configuration utility contains an authentication bypass using an alternate path or channel vulnerability due to undisclosed requests that may allow an unauthenticated attacker with network access to the BIG-IP system through the management port and/or self IP addresses to execute system commands. This vulnerability can be used in conjunction with CVE-2023-46748.
- Matched to
- Big-IP on Acme's software list
- What to do
- Patch first, then check for signs of use
Sent to the alert recipients Acme chose. Also in the app and to Acme's webhook.
Our catalogue lists 895 published vulnerabilities across 290 products and 5,956 versions from F5. The most recent F5 flaw added to the known-exploited list is CVE-2023-46747, on 31 October 2023.
11 F5 vulnerabilities are on the list of flaws known to be exploited. The most recently added are CVE-2023-46747, CVE-2023-46748 and CVE-2023-44487. The full list is on this page.
Big-IP Access Policy Manager, with 544 published vulnerabilities. Its own page lists the ones known to be exploited.
Create a EdgeProtect account and track the F5 products you run. We match them against every published flaw, give each one a risk score from 0 to 100 and tell you as soon as we spot one that affects you, by email, in the app or by webhook.