Critical JetBrains TeamCity On-Premises Flaw Exposes Servers to Takeover - Patch Now

JetBrains is alerting customers of a critical security flaw in its TeamCity On-Premises continuous integration and continuous deployment (CI/CD) software that could be exploited by threat actors to take over susceptible instances. The vulnerability, tracked as CVE-2024-23917, carries a CVSS rating of 9.8 out of 10, indicative of its severity. "The vulnerability may enable an unauthenticated

Russian SVR-Linked APT29 Targets JetBrains TeamCity Servers in Ongoing Attacks

Threat actors affiliated with the Russian Foreign Intelligence Service (SVR) have targeted unpatched JetBrains TeamCity servers in widespread attacks since September 2023. The activity has been tied to a nation-state group known as APT29, which is also tracked as BlueBravo, Cloaked Ursa, Cozy Bear, Midnight Blizzard (formerly Nobelium), and The Dukes. It's notable for the supply chain

Microsoft Warns of North Korean Attacks Exploiting JetBrains TeamCity Flaw

North Korean threat actors are actively exploiting a critical security flaw in JetBrains TeamCity to opportunistically breach vulnerable servers, according to Microsoft. The attacks, which entail the exploitation of CVE-2023-42793 (CVSS score: 9.8), have been attributed to Diamond Sleet (aka Labyrinth Chollima) and Onyx Sleet (aka Andariel or Silent Chollima). It's worth noting that both the