CVE-2018-4202: Input Validation

Reference Links

• https://support.apple.com/en-us/HT208849 (Advisory)
• http://www.securityfocus.com/bid/104897
• http://www.securitytracker.com/id/1041027
• https://support.apple.com/HT208848
• https://support.apple.com/HT208849

Parent vulnerabilities

(Appears in the following advisories)

• HT208849

Peer vulnerabilities

(Found alongside the following vulnerabilities)

• CVE-2018-4196
• CVE-2018-4253
• CVE-2018-4256
• CVE-2018-4255
• CVE-2018-4254
• CVE-2018-4258
• CVE-2018-4257
• CVE-2018-7584
• CVE-2018-4219
• CVE-2018-5383
• CVE-2018-4171
• CVE-2018-4194
• CVE-2018-4180
• CVE-2018-4181
• CVE-2018-4182
• CVE-2018-4183
• CVE-2018-4478
• CVE-2018-4251
• CVE-2018-4211
• CVE-2018-4229
• CVE-2018-4159
• CVE-2018-4242
• CVE-2018-4202
• CVE-2018-4217
• CVE-2018-4141
• CVE-2018-4228
• CVE-2018-4236
• CVE-2018-4234
• CVE-2018-4249
• CVE-2018-8897
• CVE-2018-4241
• CVE-2018-4243
• CVE-2018-4237
• CVE-2018-4404
• CVE-2018-4227
• CVE-2018-4235
• CVE-2018-4240
• CVE-2018-4230
• CVE-2018-4221
• CVE-2018-4223
• CVE-2018-4224
• CVE-2018-4225
• CVE-2018-4226
• CVE-2018-4184
• CVE-2018-4198
• CVE-2018-4193

Frequently Asked Questions

• What is CVE-2018-4202?

  CVE-2018-4202 is an input validation issue in the iBooks component of certain Apple products.

• What products are affected by CVE-2018-4202?

  iOS versions before 11.4 and macOS versions before 10.13.5 are affected.

• How does CVE-2018-4202 impact users?

  CVE-2018-4202 allows man-in-the-middle attackers to spoof a password prompt in iBooks.

• What is the severity of CVE-2018-4202?

  CVE-2018-4202 has a severity score of 5.9, which is considered medium.

• Is there a fix for CVE-2018-4202?

  Yes, updating to iOS 11.4 or macOS 10.13.5 will address this vulnerability.