Symantec said it has fixed a vulnerability in its antivirus software suite that potentially could open a backdoor to hackers.

Left unpatched, the vulnerability, which was first reported late last week by eEye Digital Security, could affect users of Symantec's AntiVirus Corporate Edition 10.0 and Symantec Client Security 3.

"First and foremost, Symantec customers are protected. There is no exploit in the wild of the Symantec vulnerability reported in its corporate antivirus products," Vincent Weafer, senior director of Symantec Security Response, said in an e-mail response to

According to Weafer, Symantec moved within 24 hours of the first reports of the vulnerability.

"The Symantec teams delivered IPS signatures to protect our customers from any possible exploit attempt -- and in less than three days, Symantec delivered fixes for the vulnerable products," he wrote.

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