🛡️ CVE-2019-0657 — microsoft.netcore.app

⚪ Unknown ✅ No Known Exploit CWE-20 OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Improper Input Validation in .Net Framework API's

A vulnerability exists in certain .Net Framework API's and Visual Studio in the way they parse URL's, aka '.NET Framework and Visual Studio Spoofing Vulnerability'.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is high, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity high, availability none.

Weakness class

CVE-2019-0657 is classified as CWE-20: Improper Input Validation. The application accepts input without checking that it has the expected form, so malformed values reach code that assumes they are well formed.

Affected software

CVE-2019-0657 is recorded against 2 packages.

  • microsoft.netcore.app (from 2.1.0 up to 2.1.8)
  • system.private.uri (from 4.3.0 up to 4.3.2)

Timeline and source

Published on 14 May 2022 and last revised on 8 November 2023. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

nvd.nist.gov (Advisory)
github.com (Web)
github.com (Web)
access.redhat.com (Web)
portal.msrc.microsoft.com (Web)
www.securityfocus.com (Web)

Details

Severity Unknown
CVSS Score N/A
CVSS Vector CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
CWE CWE-20
Public Exploit ✅ No
Source OSV
Published 2022-05-14
Updated 2026-08-12
Modified 2023-11-08
Fix URL N/A

Affected Packages

Software From version Fixed in
microsoft.netcore.app 2.1.0 2.1.8
system.private.uri 4.3.0 4.3.2

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