CSRF in Apache MyFaces



Published: 2021-02-22
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2021-26296
CWE ID CWE-352
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
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MyFaces Core
Web applications / Other software

Vendor Apache Foundation

Security Advisory

This security advisory describes one medium risk vulnerability.

1) Cross-site request forgery

Risk: Medium

CVSSv3: 5.5 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:P/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-26296

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient CSRF protection mechanism. A remote attacker can guess the CSRF token, trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Mitigation

Install update from vendor's website.

Vulnerable software versions

MyFaces Core: 2.0.13, 2.0.14, 2.0.15, 2.0.16, 2.0.17, 2.0.18, 2.0.19, 2.0.20, 2.0.21, 2.0.22, 2.0.23, 2.0.24, 2.1.7, 2.1.8, 2.1.9, 2.1.10, 2.1.11, 2.1.12, 2.1.13, 2.1.14, 2.1.15, 2.1.16, 2.1.17, 2.1.18, 2.2.0, 2.2.0-beta, 2.2.1, 2.2.2, 2.2.3, 2.2.4, 2.2.5, 2.2.6, 2.2.7, 2.2.8, 2.2.9, 2.2.10, 2.2.11, 2.2.12, 2.2.13, 2.3.0, 2.3.0-beta, 2.3.1, 2.3.2, 2.3.3, 2.3.4, 2.3.5, 2.3.6, 2.3.7, 3.0.0-RC1

CPE External links

http://packetstormsecurity.com/files/161484/Apache-MyFaces-2.x-Cross-Site-Request-Forgery.html
http://seclists.org/fulldisclosure/2021/Feb/66
https://lists.apache.org/thread.html/r2b73e2356c6155e9ec78fdd8f72a4fac12f3e588014f5f535106ed9b%40%3Cannounce.apache.org%3E
https://seclists.org/fulldisclosure/2021/Feb/66

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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