PT-2021-19844 · Wire-Ios · Wire-Ios

Published 2021-06-03 · Updated 2021-06-11 · CVE-2021-32666

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions wire-ios versions 3.8.0 and prior

Description The issue is related to a denial of service that can occur between users. If a user has an invalid assetID for their profile picture and it contains the " character, it will cause the iOS client to crash.

Recommendations For wire-ios versions 3.8.0 and prior, update to version 3.8.1 to resolve the issue. As a temporary workaround, consider avoiding the use of the " character in profile picture assetID until the update is applied.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2021-32666

GHSA-2X9X-VH27-H4RV

Affected Products

Wire-Ios

References · 5

• https://github.com/wireapp/wire-ios/security/advisories/GHSA-2x9x-vh27-h4rv · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2021-32666 · Security Note
• ❌ https://github.com/wireapp/wire-ios-data-model/commit/35af3f632085f51a2ce7f608fdaeffd1a69ad89f · Patch, Deleted
• https://osv.dev/vulnerability/CVE-2021-32666 · Vendor Advisory
• https://t.me/cvenotify/15532 · Telegram Post