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countries:China × latest_source_host:f5.com × criticity:medium × limpar

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f5.com · medium

F5 Labs: Chinese open-weight AI models show strong cyber capability but uneven resistance to prompt injection and jailbreaks

F5 Labs assesses the security risks and rewards of Chinese open-weight LLMs (Qwen, GLM, Kimi, MiMo, MiniMax, DeepSeek). It finds that strong offensive and defensive cyber capability does not translate into consistent resistance to attack. Cited examples include Kimi K3 finding 19 vulnerabilities in Redis and GLM 5.2 being self-hosted by H…

f5.com · exploit público medium

F5 Sensor Intel: CVE-2023-1389 (TP-Link Archer AX21) tops scanning for a fifth month, December 2024

F5 Labs, using Efflux sensor telemetry, reports that CVE-2023-1389, an RCE in TP-Link Archer AX21 routers, was the most scanned-for CVE in December 2024 for the fifth consecutive month, with traffic far above any other tracked CVE. Other heavily scanned flaws include CVE-2022-24847 (GeoServer), CVE-2022-22947 (Spring Cloud Gateway), CVE-2…

f5.com · medium

F5 Labs analyzes SparkRAT open-source RAT architectural weaknesses, exploits an in-the-wild C2, and releases YARA rules

F5 Labs published research on SparkRAT, a freely available, Go-based open-source Remote Access Trojan with a C2 server and builds for Windows, Linux and macOS. Public reporting since January 2023 shows use by a widening set of actors: Chinese-speaking groups, Winnti (APT41), Patchwork, TAG-100, suspected UAC-0194 against Ukraine, and Cybe…

f5.com · exploit público medium

F5 Labs June 2026: Honeynet attacks up 55.5%; LiteSpeed Cache CVE-2024-44000 debug.log scanning surges alongside Exchange and PHP exploits

F5 Labs honeynet telemetry shows overall hostile activity rising 55.5% month over month in June 2026, a return to the levels of the earlier-year spike. Highlighted is CVE-2024-44000, an unauthenticated account takeover flaw (CVSS 9.8, CWE-522) in the LiteSpeed Cache WordPress plugin, which rose by 1,128 to 2,603 attacks (8). Scanning is i…