CVE-2020-27853

PoC ×2—

CVSS 3.1

9.8 critical

EPSS

4%p90

Published

Oct 27, 2020 (Oct 27, 2020)

Modified

Jun 17, 2026

Description

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.

Vendors: wire
Products: wire, wire - audio\, video\, and signaling, wire secure messenger
Weakness: CWE-134
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (3.9%)

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