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Fencer Intel
medium 6.5

CVE-2019-0757 json

A tampering vulnerability exists in the NuGet Package Manager for Linux and Mac that could allow an authenticated attacker to modify a NuGe…

published 7y ago modified 4mo ago also EUVD-2019-1516

cvss
6.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.7%
EPSS 2.7% chance of exploitation in 30 days, percentile 86%
public exploits
0
none known

Summary

A tampering vulnerability exists in the NuGet Package Manager for Linux and Mac that could allow an authenticated attacker to modify a NuGet package's folder structure, aka 'NuGet Package Manager Tampering Vulnerability'.

Patch / fix

  • dotnet RHEL 8 2.1.507-2.el8_0
  • dotnet-host RHEL 8 2.1.11-2.el8_0
  • dotnet-sdk-2.1 RHEL 8 2.1.507-2.el8_0
  • dotnet-runtime-2.1 RHEL 8 2.1.11-2.el8_0
  • dotnet-sdk-2.1.5xx RHEL 8 2.1.507-2.el8_0
  • dotnet-host-fxr-2.1 RHEL 8 2.1.11-2.el8_0
  • rh-dotnet21 RHEL 2.1 DOTNET 2.1-8.el7
  • rh-dotnet22 RHEL 2.2 DOTNET 2.2-4.el7

red hat advisories RHSA-2019:1259RHSA-2019:0544

Is CVE-2019-0757 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2019-0757 updated cvss 7.8

dotnet: NuGet Tampering Vulnerability

  • Red Hat .NET Core on Red Hat Enterprise Linux ComputeNode (v. 7) rh-dotnet21 2.1-8.el7, rh-dotnet22 2.2-4.el7, rh-dotnet21-runtime 2.1-8.el7, rh-dotnet22-runtime 2.2-4.el7, rh-dotnet21-dotnet 2.1.505-1.el7, rh-dotnet22-dotnet 2.2.105-1.el7, +11 more Red Hat .NET Core on Red Hat Enterprise Linux Server (v. 7) rh-dotnet21 2.1-8.el7, rh-dotnet22 2.2-4.el7, rh-dotnet21-runtime 2.1-8.el7, rh-dotnet22-runtime 2.2-4.el7, rh-dotnet21-dotnet 2.1.505-1.el7, rh-dotnet22-dotnet 2.2.105-1.el7, +11 more Red Hat .NET Core on Red Hat Enterprise Linux Workstation (v. 7) rh-dotnet21 2.1-8.el7, rh-dotnet22 2.2-4.el7, rh-dotnet21-runtime 2.1-8.el7, rh-dotnet22-runtime 2.2-4.el7, rh-dotnet21-dotnet 2.1.505-1.el7, rh-dotnet22-dotnet 2.2.105-1.el7, +11 more
    fixed: vendor fix RHSA-2019:0544
  • Red Hat Enterprise Linux AppStream (v. 8) dotnet 2.1.507-2.el8_0, dotnet-host 2.1.11-2.el8_0, dotnet-sdk-2.1 2.1.507-2.el8_0, dotnet-runtime-2.1 2.1.11-2.el8_0, dotnet-host-fxr-2.1 2.1.11-2.el8_0, dotnet-sdk-2.1.5xx 2.1.507-2.el8_0
    fixed: vendor fix RHSA-2019:1259

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.70% chance of exploitation in the next 30 days, higher than 86% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:N/I:P/A:N

Affected products

  • Microsoft Microsoft Visual Studio
  • Microsoft .NET Core SDK
  • Microsoft Nuget
  • Microsoft Mono Framework

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.