Tóm tắt nhanh
- CVE-2023-40175 là lỗ hổng mức NGHIÊM TRỌNG (CVSS 9.8) ảnh hưởng puma, puma (puma).
- Xác suất bị khai thác trong 30 ngày tới (EPSS): 0.85%, cao hơn 58.1% các lỗ hổng khác.
- Cách xử lý: cập nhật lên 6.3.1, 5.6.7 hoặc mới hơn.
| Gói / sản phẩm | Phiên bản bị ảnh hưởng | Phiên bản đã vá |
|---|
| puma RubyGems | ≥ 6.0.0, < 6.3.1< 5.6.7
| 6.3.15.6.7
|
| puma | ≥ 6.0.0, < 6.3.1< 5.6.7
| 6.3.15.6.7
|
Mô tả
Impact
Prior to version 6.3.1, puma exhibited incorrect behavior when parsing chunked transfer encoding bodies and zero-length Content-Length headers in a way that allowed HTTP request smuggling.
The following vulnerabilities are addressed by this advisory:
- Incorrect parsing of trailing fields in chunked transfer encoding bodies
- Parsing of blank/zero-length Content-Length headers
Patches
The vulnerability has been fixed in 6.3.1 and 5.6.7.
Workarounds
No known workarounds.
References
HTTP Request Smuggling
For more information
If you have any questions or comments about this advisory:
Open an issue in Puma
See our security policy
Mô tả của NVD
Puma is a Ruby/Rack web server built for parallelism. Prior to versions 6.3.1 and 5.6.7, puma exhibited incorrect behavior when parsing chunked transfer encoding bodies and zero-length Content-Length headers in a way that allowed HTTP request smuggling. Severity of this issue is highly dependent on the nature of the web site using puma is. This could be caused by either incorrect parsing of trailing fields in chunked transfer encoding bodies or by parsing of blank/zero-length Content-Length headers. Both issues have been addressed and this vulnerability has been fixed in versions 6.3.1 and 5.6.7. Users are advised to upgrade. There are no known workarounds for this vulnerability.
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