CVE-2018-16132

CVSS V2 High 7.8 CVSS V3 High 8.6

Description

The image rendering component (createGenericPreview) of the Open Whisper Signal app through 2.29.0 for iOS fails to check for unreasonably large images before manipulating received images. This allows for a large image sent to a user to exhaust all available memory when the image is displayed, resulting in a forced restart of the device.

Overview

CVE ID
CVE-2018-16132

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2018-08-29T22:29:00

Last Modified Date
2018-11-08T19:45:42

Weakness Enumerations

CWE	URL
CWE-400	http://cwe.mitre.org/data/definitions/400.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:signal:signal::::::iphone_os::*	1	OR		2.29.0

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:L/Au:N/C:N/I:N/A:C

Access Vector
NETWORK

Access Compatibility
LOW

Authentication
NONE

Confidentiality Impact
NONE

Integrity Impact
NONE

Availability Impact
COMPLETE

Base Score
7.8

Severity
HIGH

Exploitability Score
10

Impact Score
6.9

CVSS Version 3

Version
3.0

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

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
NONE

Scope
CHANGED

Confidentiality Impact
NONE

Availability Impact
HIGH

Base Score
8.6

Base Severity
HIGH

Exploitability Score
3.9

Impact Score
4

References

Reference URL	Reference Tags
http://seclists.org/bugtraq/2018/Aug/57	Mailing List Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2018-16132
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16132

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 17:53:41				Added to TrackCVE
2022-12-03 11:36:13	2018-08-29T22:29Z	2018-08-29T22:29:00	CVE Published Date	updated
2022-12-03 11:36:13		2018-11-08T19:45:42	CVE Modified Date	updated
2022-12-03 11:36:13		Analyzed	Vulnerability Status	updated