CVE-2021-30638

moderate-risk
Published 2021-04-27

Information Exposure vulnerability in context asset handling of Apache Tapestry allows an attacker to download files inside WEB-INF if using a specially-constructed URL. This was caused by an incomplete fix for CVE-2020-13953. This issue affects Apache Tapestry Apache Tapestry 5.4.0 version to Apache Tapestry 5.6.3; Apache Tapestry 5.7.0 version and Apache Tapestry 5.7.1.

Do I need to act?

~
5.3% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Apache

References (8)

Mailing List http://www.openwall.com/lists/oss-security/2021/04/27/3
Mailing List https://lists.apache.org/thread.html/r37dab61fc7f7088d4311e7f995ef4117d58d86a675...
Third Party Advisory https://security.netapp.com/advisory/ntap-20210528-0004/
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-491/
Mailing List http://www.openwall.com/lists/oss-security/2021/04/27/3
Mailing List https://lists.apache.org/thread.html/r37dab61fc7f7088d4311e7f995ef4117d58d86a675...
Third Party Advisory https://security.netapp.com/advisory/ntap-20210528-0004/
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-21-491/
39
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 8/34 · Low
Exposure 5/34 · Minimal