Several gunmen were firing on a training facility overseen by the National Security Directorate -- Afghanistan's intelligence agency -- from a nearby construction site.
There was no immediate comment from the ministry of defence but officials in the area said nine police and 35 soldiers were killed in the attack.
Taliban fighters overran a northern Afghan army base, killing at least 17 soldiers with dozens feared captured in a stinging blow to security forces already struggling to push insurgents from eastern Ghazni.
At least 100 Afghan security forces have been killed as troops backed by US airpower struggled to push the Taliban from embattled Ghazni city, officials said Monday ...
The attack on Ghazni, a strategic centre on the main road linking the capital Kabul with southern Afghanistan, has come as a severe blow to President Ashraf Ghani.
Taliban fighters continued to roam Ghazni, torching government offices and in control of several police checkpoints.
Both Taliban and government forces claimed they were in control of the eastern Afghan city of Ghazni Saturday, after insurgents stormed the provincial capital, triggering fierce fighting.
Heavily armed Taliban fighters attacked the strategic central Afghan city of Ghazni on Friday, burning police checkpoints and seizing control of parts of the centre before being driven back by US-backed forces, officials said.
A suicide bomber killed three NATO service members on a foot patrol in eastern Afghanistan on Sunday, officials said, and Taliban militants claimed responsibility.
An Afghan official on Friday described the kidnapping and killing of three foreigners in Kabul province as a terrorist incident, most probably carried out by Taliban militants.
Special forces have freed 61 prisoners from a Taliban-controlled jail in Afghanistan's southern Helmand province, an official said Friday.