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CVE

CWE

Training

CVE-2021-41093

Published: Oct 4, 2021

Modified: Aug 4, 2024

PUBLISHED

CVSS v3.1

7.4

HIGH

Description

Wire is an open source secure messenger. In affected versions if the an attacker gets an old but valid access token they can take over an account by changing the email. This issue has been resolved in version 3.86 which uses a new endpoint which additionally requires an authentication cookie. See wire-ios-sync-engine and wire-ios-transport references. This is the root advisory that pulls the changes together.

Vendor	Product	Versions
wireapp	wire-ios	affected `< 3.86`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

References

https://github.com/wireapp/wire-ios/security/advisories/GHSA-6f4c-phfj-m255

x_refsource_CONFIRM

https://github.com/wireapp/wire-ios-sync-engine/security/advisories/GHSA-w727-5f74-49xj

x_refsource_MISC

https://github.com/wireapp/wire-ios-transport/security/advisories/GHSA-p354-6r3m-g4xr

x_refsource_MISC

https://github.com/wireapp/wire-server/security/advisories/GHSA-9rm2-w6pq-333m

x_refsource_MISC

https://github.com/wireapp/wire-ios/commit/b0e7bb3b13dd8212032cb46e32edf701694687c7

x_refsource_MISC

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