Authentication bypass in Apache Tapestry



| Updated: 2021-04-28
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-10071
CWE-ID CWE-287
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Apache Tapestry
Web applications / Modules and components for CMS

Vendor Apache Foundation

Security Bulletin

This security bulletin contains information about 1 vulnerabilities.

Updated: 01.06.2020

Updated list of affected versions and link to original advisory.

1) Improper Authentication

EUVDB-ID: #VU20404

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-10071

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to the usage of HMACs to verify the integrity of objects stored on the client side. A remote attacker can bypass authentication process, gain unauthorized access to the application and conduct a timing attack in HMAC verification.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Apache Tapestry: 5.3.6 - 5.4.4

CPE2.3 External links

https://lists.apache.org/thread.html/6e8f42c88da7be3c60aafe3f6a85eb00b4f8b444de26b38d36233a43@%3Cusers.tapestry.apache.org%3E
https://seclists.org/oss-sec/2019/q3/169


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.



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