CVE-2020-27853

Wire before 2020-10-16 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a format string. This affects Wire AVS (Audio, Video, and Signaling) 5.3 through 6.x before 6.4, the Wire Secure Messenger application before 3.49.918 for Android, and the Wire Secure Messenger application before 3.61 for iOS. This occurs via the value parameter to sdp_media_set_lattr in peerflow/sdp.c.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/wireapp/wire-audio-video-signaling/issues/23#issuecomment-710075689	Exploit Third Party Advisory
http://github.security.telekom.com/2020/11/wire-secure-messenger-format-string-vulnerability.html	Exploit Third Party Advisory

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:wire:wire::::::linux::*
	cpe:2.3:a:wire:wire::::::windows::*
	cpe:2.3:a:wire:wire::::::macos::*
	cpe:2.3:a:wire:wire_-_audio\,_video\,_and_signaling::::::::
	cpe:2.3:a:wire:wire_secure_messenger::::::android::*
	cpe:2.3:a:wire:wire_secure_messenger::::::iphone_os::*

Information

Published : 2020-10-27 11:15

Updated : 2020-12-07 08:55

NVD link : CVE-2020-27853

Mitre link : CVE-2020-27853

JSON object : View

CWE

CWE-134

Use of Externally-Controlled Format String

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Products Affected

wire

wire_secure_messenger
wire_-_audio\,_video\,_and_signaling
wire

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