Popular CCleaner v5.33 was hacked – Protect Yourself

Princeton, NJ – September 18, 2017 – Piriform’s CCleaner confirmed Hacking

Piriform, the makers of the popular system and file cleaner “CCleaner”, confirmed on Monday, Sept 18, 2017 that hackers have attacked the company’s computer network successfully.

The hackers compromised 2 versions of CCleaner in the attack which have been used by up to 3% of the company’s user base.  The infected versions are CCleaner 5.33.6162 & CCleaner Cloud 1.07.3191.  Piriform has indicated only the 32-bit versions of the applications were compromised and distributed using the company’s own infrastructure.

Piriform has released a non-compromised version of CCleaner (version 5.34), which they request all users update to in order to protect against this attack.  For specific information about the attack, see Piriform’s direct statement.

All Blueclone Managed Services clients that have an affected version installed have been identified and automatically upgraded. 

Blueclone Networks is a Princeton based IT Company with focus on Computer Systems Management and Cloud Services for small & medium sized business in Central NJ.