CVE-2021-29047
Last modified
CVE-2021-29047 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The SimpleCaptcha implementation in Liferay Portal 7.3.4, 7.3.5 and Liferay DXP 7.3 before fix pack 1 does not invalidate CAPTCHA answers after it is used, which allows remote attackers to repeatedly perform actions protected by a CAPTCHA challenge by reusing the same CAPTCHA answer.. EPSS estimates a 1.07% chance of exploitation in the next 30 days.
Description
The SimpleCaptcha implementation in Liferay Portal 7.3.4, 7.3.5 and Liferay DXP 7.3 before fix pack 1 does not invalidate CAPTCHA answers after it is used, which allows remote attackers to repeatedly perform actions protected by a CAPTCHA challenge by reusing the same CAPTCHA answer.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Liferay | Dxp | < 7.3 |
| Liferay | Dxp | 7.3 |
| Liferay | Liferay Portal | 7.3.4 |
| Liferay | Liferay Portal | 7.3.5 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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Related CVEs from 2021
- CVE-2021-29040The JSON web services in Liferay Portal 7.3.4 and earlier, a…5.3
- CVE-2021-29041Denial-of-service (DoS) vulnerability in the Multi-Factor Au…6.5
- CVE-2021-29043The Portal Store module in Liferay Portal 7.0.0 through 7.3.…5.9
- CVE-2021-29044Cross-site scripting (XSS) vulnerability in the Site module'…6.1
- CVE-2021-29045Cross-site scripting (XSS) vulnerability in the Redirect mod…6.1
- CVE-2021-29046Cross-site scripting (XSS) vulnerability in the Asset module…6.1
- CVE-2021-29048Cross-site scripting (XSS) vulnerability in the Layout modul…6.1
- CVE-2021-29049Cross-site scripting (XSS) vulnerability in the Portal Workf…6.1
- CVE-2021-29050Cross-Site Request Forgery (CSRF) vulnerability in the terms…8.8
- CVE-2021-29051Cross-site scripting (XSS) vulnerability in the Asset module…6.1
- CVE-2021-29052The Data Engine module in Liferay Portal 7.3.0 through 7.3.5…4.3
- CVE-2021-29053Multiple SQL injection vulnerabilities in Liferay Portal 7.3…8.8
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