Information disclosure in Wire Wire-Webapp
CVE-2021-21400
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.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N.
EPSS exploit prediction
EPSS: 0.011 (64.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Wire Wire-Webapp — versions 2019-02-11, 2019-02-13, 2019-02-18
- Wireapp Wire-Webapp — versions < 2021-03-15-production.0
Weakness classification (CWE)
References
- github.com/wireapp/wire-webapp/security/advisories/GHSA-cxwr-f2j3-q8hp (Third Party Advisory)
- github.com/wireapp/wire-webapp/pull/10704 (Patch, Third Party Advisory)
- github.com/wireapp/wire-webapp/releases/tag/2021-03-15-production.0 (Third Party Advisory, Release Notes)
- github.com/wireapp/wire-webapp/commit/281f2a9d795f68abe423c116d5da4e1e73a60062 (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-21400?
- CVE-2021-21400 is a high-severity vulnerability in Wire Wire-Webapp, classified under Information Disclosure. CVSS score: 7.1/10. Published 2021-04-02.
- How severe is CVE-2021-21400?
- High severity. CVSS v3 base score is 7.1 out of 10.