DUBAI (Reuters) – Hackers attacked networks in several countries, including data centers in Iran, where they left the image of an American flag on the screens along with a warning: "Do not mess with our choices," The Iranian Ministry of IT said on Saturday.
"The attack apparently affected the 200,000 router changes around the world in a widespread attack, which includes 3,500 switches in our country, "the Ministry of Information and Communications Technology said in a statement issued by the Iranian news agency IRNA.
The statement said that the attack, which hit Internet service providers and cut web access to subscribers, was possible due to a vulnerability in Cisco routers ( CSCO.O ) He had issued a warning and provided a patch that some companies had not been able to install during the Iranian New Year holiday.
A blog published on Thursday by Nick Biasini, a threat researcher at Cisco's Talos Security Intelligence and Research Group, said: "Several incidents in several countries, including some specifically targeting critical infrastructure, have involved misuse of the Smart protocol. Install …
"As a result, we are taking an active stance, and we are urging customers, once again, about the high risk and repair routes available."
Saturday night, Cisco He said those publications were a tool to help clients identify weaknesses and repel a cyber attack.
Iran's IT Minister Mohammad Javad Azari-Jahromi posted an image of a computer screen on Twitter with the image of the flag of the US And the message of the hackers, he said it was not yet clear who had carried out the attack.
Azari-Jahromi said that the attack affected Europe, India and the United States, state television reported.
"Around 55,000 devices were affected in the United States and 14,000 in China, and Iran's share of affected devices was 2 percent," Azari-Jahromi said.
In a tweet, Azari-Jahromi said the state emergency response body MAHER had shown "weaknesses in providing information to (affected) companies" after the attack that was detected late on Friday in Iran.
Hadi Sajadi, deputy director of the Information Technology Organization of Iran, said the attack was neutralized in a matter of hours and no data was lost.
Reports by the newsroom of Dubai, additional reports by Dustin Volz in Washington; edition of Ros Russell and G Crosse