PT-2021-20340 · Luca · Luca

Mame82 + 1 · Published 2021-06-03 · Updated 2021-06-07 · CVE-2021-33839

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Luca versions 1.7.4 and earlier

Description: The issue allows remote attackers to obtain sensitive information about COVID-19 tracking. This is possible because the QR code of a Public Location can be intentionally confused with the QR code of a Private Meeting.

Recommendations: For versions 1.7.4 and earlier, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2021-33839

Affected Products

Luca

References · 6

• 🔥 https://youtu.be/jWyDfEB0m08 · Exploit
• https://osv.dev/vulnerability/CVE-2021-33839 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-33839 · Security Note
• https://luca-app.de/securityoverview/properties/objectives.html · Vendor Advisory
• https://github.com/mame82/misc/blob/master/luca_traceIds.md · Note
• https://twitter.com/patrick_hennig/status/1387738281757061125 · Note