Five fire engines and around 30 firefighters attended a fire at student accommodation block on Assam Street in Whitechapel.
Part of a studio flat on the 16th floor of an 18-storey building was damaged by fire. Around 120 people safely evacuated the building before firefighters arrived. There were no reports of any injuries.
The Brigade was called at 2118 and Control Officers mobilised crews from Whitechapel, Shadwell, Shoreditch, Dowgate and Bethnal Green fire stations to the scene. The fire was extinguished by 2241.
The fire is being treated as accidental and believed to have been caused by a fault with a kitchen extractor fan.