It's insecure to use unitialized memory as entropy source. See
authorMASM fan <masmfan@gmail.com>
Tue, 23 Dec 2014 21:34:09 +0000 (13:34 -0800)
committerMASM fan <masmfan@gmail.com>
Tue, 23 Dec 2014 21:34:09 +0000 (13:34 -0800)
commit3328b10641c7a6c6e6b7cf935ec709e1ca80f97b
tree7e068cc4f7706eafdf11699add83eb9462884900
parenta9a2000f5676862e25c1e223d720e284d35c3259
It's insecure to use unitialized memory as entropy source. See

https://www.securecoding.cert.org/confluence/display/seccode/EXP33-C.+Do+not+read+uninitialized+memory

for additional details.
src/stun.cpp