CVE-2020-15694

Published: Aug 14, 2020

Modified: Aug 4, 2024

PUBLISHED

Description

In Nim 1.2.4, the standard library httpClient fails to properly validate the server response. For example, httpClient.get().contentLength() does not raise any error if a malicious server provides a negative Content-Length.

Vendor	Product	Versions
n/a	n/a	affected `n/a`

References

https://github.com/nim-lang/Nim/blob/dc5a40f3f39c6ea672e6dc6aca7f8118a69dda99/lib/pure/httpclient.nim#L241

x_refsource_MISC

https://nim-lang.org/blog/2020/07/30/versions-126-and-108-released.html

x_refsource_CONFIRM

[oss-security] 20210204 [CVE-2020-15693, CVE-2020-15694] Nim - stdlib Httpclient - Header Crlf Injection & Server Response Validation

mailing-list

x_refsource_MLIST

https://consensys.net/diligence/vulnerabilities/nim-httpclient-header-crlf-injection/

x_refsource_MISC

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CVE-2020-15694

Description

Affected Products

References