Vulnerability CVE-2021-21400
Published: 2021-04-02

Description:
wire-webapp is an open-source front end for Wire, a secure collaboration platform. In wire-webapp before version 2021-03-15-production.0, when being prompted to enter the app-lock passphrase, the typed passphrase will be sent into the most recently used chat when the user does not actively give focus to the input field. Input element focus is enforced programatically in version 2021-03-15-production.0.

Type:

CWE-200

 (Information Exposure)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
WIRE -> Wire-webapp 

 References:
https://github.com/wireapp/wire-webapp/commit/281f2a9d795f68abe423c116d5da4e1e73a60062
https://github.com/wireapp/wire-webapp/pull/10704
https://github.com/wireapp/wire-webapp/releases/tag/2021-03-15-production.0
https://github.com/wireapp/wire-webapp/security/advisories/GHSA-cxwr-f2j3-q8hp
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