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FacebookCVE-2019-11927

HistorySep 27, 2019 - 9:15 p.m.

CVE-2019-11927

2019-09-2721:15:09

CWE-190

facebook

web.nvd.nist.gov

203

cve-2019-11927

integer overflow

media parsing

remote attacker

out-of-bounds write

heap

exif tags

webp images

nvd

security vulnerability

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

7.5

Confidence

High

EPSS

0.003

Percentile

65.9%

JSON

An integer overflow in WhatsApp media parsing libraries allows a remote attacker to perform an out-of-bounds write on the heap via specially-crafted EXIF tags in WEBP images. This issue affects WhatsApp for Android before version 2.19.143 and WhatsApp for iOS before version 2.19.100.

Affected configurations

Nvd

Node

whatsappwhatsappRange<2.9.143android

whatsappwhatsappRange<2.19.100iphone_os

VendorProductVersionCPE
whatsappwhatsapp*cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:*:android:*:*
whatsappwhatsapp*cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:*:iphone_os:*:*

Vendor	Product	Version	CPE
whatsapp	whatsapp	*	cpe:2.3:a:whatsapp:whatsapp::::::android::*
whatsapp	whatsapp	*	cpe:2.3:a:whatsapp:whatsapp::::::iphone_os::*

CNA Affected

[
  {
    "product": "WhatsApp for Android",
    "vendor": "Facebook",
    "versions": [
      {
        "status": "affected",
        "version": "before version 2.19.143"
      }
    ]
  },
  {
    "product": "WhatsApp for iOS",
    "vendor": "Facebook",
    "versions": [
      {
        "status": "affected",
        "version": "before version 2.19.100"
      }
    ]
  }
]

References

www.facebook.com/security/advisories/cve-2019-11927

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

7.5

Confidence

High

EPSS

0.003

Percentile

65.9%

JSON

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