<s>
The	O
ZTE	B-Device
Open	I-Device
is	O
an	O
entry-level	O
smartphone	B-Application
released	O
by	O
ZTE	O
in	O
July	O
2013	O
.	O
</s>
<s>
It	O
is	O
intended	O
for	O
software	B-Application
developers	I-Application
wanting	O
to	O
build	O
and	O
test	O
mobile	B-Application
applications	I-Application
on	O
Firefox	B-Operating_System
OS	I-Operating_System
,	O
though	O
it	O
was	O
sold	O
commercially	O
in	O
Spain	O
.	O
</s>
<s>
ZTE	B-Device
Open	I-Device
was	O
launched	O
in	O
India	O
in	O
October	O
2013	O
,	O
in	O
collaboration	O
with	O
eBay	O
India	O
(	O
eBay.in	O
)	O
.	O
</s>
<s>
The	O
phone	O
can	O
be	O
rooted	B-Application
by	O
exploiting	O
a	O
known	O
security	O
vulnerability	O
,	O
a.k.a.	O
</s>
<s>
This	O
vulnerability	O
was	O
discovered	O
7	O
months	O
before	O
the	O
ZTE	B-Device
Open	I-Device
was	O
released	O
.	O
</s>
<s>
The	O
vulnerability	O
in	O
question	O
can	O
be	O
used	O
to	O
modify	O
system	O
files	O
,	O
but	O
it	O
cannot	O
be	O
used	O
to	O
unlock	O
the	O
locked	O
bootloader	B-Operating_System
.	O
</s>
