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[email protected]CVE-2020-1909

HistoryNov 03, 2020 - 8:15 p.m.

CVE-2020-1909

2020-11-0320:15:12

CWE-416

[email protected]

web.nvd.nist.gov

cve-2020-1909

use-after-free

logging library

ios

memory corruption

crashes

code execution

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.2 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

70.2%

JSON

A use-after-free in a logging library in WhatsApp for iOS prior to v2.20.111 and WhatsApp Business for iOS prior to v2.20.111 could have resulted in memory corruption, crashes and potentially code execution. This could have happened only if several events occurred together in sequence, including receiving an animated sticker while placing a WhatsApp video call on hold.

Affected configurations

NVD

Node

whatsappwhatsappRange<2.20.111iphone_os

whatsappwhatsapp_businessRange<2.20.111iphone_os

CPENameOperatorVersion
whatsapp:whatsappwhatsapplt2.20.111
whatsapp:whatsapp_businesswhatsapp whatsapp businesslt2.20.111

CPE	Name	Operator	Version
whatsapp:whatsapp	whatsapp	lt	2.20.111
whatsapp:whatsapp_business	whatsapp whatsapp business	lt	2.20.111

CNA Affected

[
  {
    "product": "WhatsApp Business for iOS",
    "vendor": "Facebook",
    "versions": [
      {
        "status": "affected",
        "version": "2.20.111"
      },
      {
        "lessThan": "2.20.111",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      },
      {
        "lessThan": "unspecified",
        "status": "affected",
        "version": "2.20.81",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "WhatsApp for iOS",
    "vendor": "Facebook",
    "versions": [
      {
        "status": "affected",
        "version": "2.20.111"
      },
      {
        "lessThan": "2.20.111",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      },
      {
        "lessThan": "unspecified",
        "status": "affected",
        "version": "2.20.81",
        "versionType": "custom"
      }
    ]
  }
]

References

www.whatsapp.com/security/advisories/2020/

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.2 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

70.2%

JSON

Related for CVE-2020-1909

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