system: You are an expert security code reviewer. You will be shown a source code file along with a multi-select question listing several CWE (Common Weakness Enumeration) categories. Your task is to identify which of the listed CWEs are present in the code.

OUTPUT FORMAT: Respond with the letter(s) of all correct options, sorted alphabetically and comma-separated, wrapped in a single \boxed{...}. Examples: `\boxed{A}` for one correct, `\boxed{A,C}` for two, `\boxed{A,C,E}` for three. Output the boxed answer ONLY -- no explanation, no other text.

user: ```python

import random
import hashlib
import requests
from cachecontrol import CacheControl


class Session:
    uid = None
    token = None
    organization = None
    session = None
    netid = None
    _init = False
    _logged_in = False
    _BASE_URL = 'https://tv.byu.edu/'
    _TIMEOUT = 5

    def __init__(self):
        self.session = CacheControl(requests.Session())
        self.session.headers.update({
            'Host': 'tv.byu.edu',
            'Origin': 'https://tv.byu.edu',
            'Referer': 'https://tv.byu.edu/',
            'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 IPTV/1.0',
        })

    def genAuth(self):
        if self.uid is None:
            self.uid = str(random.randint(1, 10000000000))
        digest = hashlib.md5(
            b''.join(str(i).encode() for i in (
                self.uid, self.netid, self.studentid))
        ).hexdigest()
        return {
            'ds': digest,
            'sid': self.netid,
            'uid': self.uid,
        }

    def getHeaders(self, asJson=True):
        headers = {}
        if asJson:
            headers.update({
                'Accept': 'application/json',
                'Content-Type': 'application/json',
                'X-JSON': 'true',
            })
        if self.token is None:
            headers.update(self.genAuth())
        else:
            headers['X-BEEAUTH'] = self.token
        return headers

    def fetch(self, action=None, method='POST', asJson=True, headers=None, login=True, **kwargs):
        if login and not self._logged_in:
            self.login()
        if action is not None:
            kwargs.setdefault('json', {}).update({'act': action})
        h = self.getHeaders(asJson=asJson)
        if headers is not None:
            h.update(headers)
        r = self.session.request(
            method, self._BASE_URL + 'cgi-bin/remote.cgi',
            headers=h, timeout=self._TIMEOUT, **kwargs)
        if not r.ok:
            r.raise_for_status()
        if not asJson:
            return r
        json = r.json()
        if json['result'] != 'OK':
            raise IOError('Got result %s for fetch of action %s', (json['result'], action))
        return json

    def get(self, url, **kwargs):
        return self.session.get(url, timeout=self._TIMEOUT, **kwargs)

    def set_login(self, netid, studentid):
        self.netid = netid
        self.studentid = studentid
        self._logged_in = False

    def login(self):
        print('Logging in as', self.netid)
        if not self._init:
            self.get(self._BASE_URL)
            self._init = True
        self.token = None
        self.organization = None
        response = self.fetch(action='verifycreds', login=False)
        self.organization = response['orgName']
        self.token = response['token']
        self._logged_in = True
        print('Logged in as', self.netid)

```

Which of the following CWE vulnerability categories are present in this code? Multiple options may be correct.

  A) CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
  B) CWE-614: Sensitive Cookie in HTTPS Session Without 'Secure' Attribute
  C) CWE-732: Incorrect Permission Assignment for Critical Resource
  D) CWE-327: Use of a Broken or Risky Cryptographic Algorithm
  E) CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
  F) CWE-113: Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Request/Response Splitting')
Answer: D