CVE-2021-30638
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.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (6.56%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 6.56% probability · 93th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-200, CWE-863
- Affected
- apache/tapestry
- Source
- security@apache.org
References
- http://www.openwall.com/lists/oss-security/2021/04/27/3Mailing List, Third Party Advisory
- https://lists.apache.org/thread.html/r37dab61fc7f7088d4311e7f995ef4117d58d86a675f0256caa6991eb%40%3Cusers.tapestry.apache.org%3EMailing List, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20210528-0004/Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-491/Third Party Advisory, VDB Entry
- http://www.openwall.com/lists/oss-security/2021/04/27/3Mailing List, Third Party Advisory
- https://lists.apache.org/thread.html/r37dab61fc7f7088d4311e7f995ef4117d58d86a675f0256caa6991eb%40%3Cusers.tapestry.apache.org%3EMailing List, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20210528-0004/Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-491/Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.