CVE-2020-15694 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.00757.

Key SSVC decision points have not yet been added.

Vendors	Products
Nim-lang	Nim

Configuration 1 [-]

cpe:2.3:a:nim-lang:nim:*:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2020-7681	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.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
http://www.openwall.com/lists/oss-security/2021/02/04/2
https://consensys.net/diligence/vulnerabilities/nim-httpclient-header-crlf-injection/
https://github.com/nim-lang/Nim/blob/dc5a40f3f39c6ea672e6dc6aca7f8118a69dda99/lib/pure/httpclient.nim#L241
https://nim-lang.org/blog/2020/07/30/versions-126-and-108-released.html

History

No history.

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2020-08-14T18:48:45

Updated: 2024-08-04T13:22:30.793Z

Reserved: 2020-07-13T00:00:00

Link: CVE-2020-15694

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-08-14T19:15:12.677

Modified: 2024-11-21T05:06:01.880

Link: CVE-2020-15694

Redhat

No data.

OpenCVE Enrichment

No data.

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