PT-2023-25707 · 2Fa · 2Fa

Quirinziessler · Published 2023-07-03 · Updated 2023-07-10 · CVE-2023-36816

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions 2FA versions prior to 4.0.3

Description The issue is related to a Cross Site Scripting (XSS) injection vulnerability in the 2FA Web application, which manages Two-Factor Authentication accounts and generates security codes. The XSS injection can be done via the account/service field. This vulnerability was tested in a docker-compose environment.

Recommendations For versions prior to 4.0.3, update to version 4.0.3 to resolve the issue. As a temporary workaround, consider restricting access to the account/service field to minimize the risk of exploitation.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2023-36816

GHSA-CWHQ-2MCQ-PP9Q

Affected Products

2Fa

References · 7

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/36xxx/CVE-2023-36816.json · Exploit
• 🔥 https://github.com/Bubka/2FAuth/security/advisories/GHSA-cwhq-2mcq-pp9q · Exploit
• https://osv.dev/vulnerability/CVE-2023-36816 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-36816 · Security Note
• https://github.com/Bubka/2FAuth/releases/tag/v4.0.3 · Note
• https://t.me/cvenotify/53966 · Telegram Post
• https://t.me/cibsecurity/65872 · Telegram Post