CVE-2019-0757 — dotnet: NuGet Tampering Vulnerability

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MEDIUM

dotnet: NuGet Tampering Vulnerability

Published Apr 9, 2019

6.5

MEDIUM

CVSS 3.1

EPSS 2.70%

Description

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'.

Affected products

Vendor Microsoft Product Microsoft Visual Studio Default
n/a
- Version
  2017 for Mac
  Status
  affected
  Constraints
  -
Vendor Microsoft Product Mono Framework Default
n/a
- Version
  5.18.0.223
  Status
  affected
  Constraints
  -
- Version
  5.20.0
  Status
  affected
  Constraints
  -
Vendor Microsoft Product Nuget Default
n/a
- Version
  4.3.1
  Status
  affected
  Constraints
  -
- Version
  4.4.2
  Status
  affected
  Constraints
  -
- Version
  4.5.2
  Status
  affected
  Constraints
  -
- Version
  4.6.3
  Status
  affected
  Constraints
  -
- Version
  4.7.2
  Status
  affected
  Constraints
  -
- Version
  4.8.2
  Status
  affected
  Constraints
  -
- Version
  4.9.4
  Status
  affected
  Constraints
  -
Vendor Microsoft Product n/a Default
n/a
- Version
  1.1 on .NET Core 1.0
  Status
  affected
  Constraints
  -
- Version
  1.1 on .NET Core 1.1
  Status
  affected
  Constraints
  -
- Version
  2.1.500 on .NET Core 2.1
  Status
  affected
  Constraints
  -
- Version
  2.2.100 on .NET Core 2.2
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Microsoft

Microsoft Visual Studio

n/a

Version	Status	Constraints
2017 for Mac	affected	-

Microsoft

Mono Framework

n/a

Version	Status	Constraints
5.18.0.223	affected	-
5.20.0	affected	-

Microsoft

Nuget

n/a

Version	Status	Constraints
4.3.1	affected	-
4.4.2	affected	-
4.5.2	affected	-
4.6.3	affected	-
4.7.2	affected	-
4.8.2	affected	-
4.9.4	affected	-

Microsoft

n/a

Version	Status	Constraints
1.1 on .NET Core 1.0	affected	-
1.1 on .NET Core 1.1	affected	-
2.1.500 on .NET Core 2.1	affected	-
2.2.100 on .NET Core 2.2	affected	-

.NET Core on Red Hat Enterprise Linux

rh-dotnet21-0:2.1-8.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnet21-0:2.1-8.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnet21-0:2.1-8.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnet21-0:2.1-8.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnet21-dotnet-0:2.1.505-1.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnet21-dotnet-0:2.1.505-1.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnet21-dotnet-0:2.1.505-1.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnet21-dotnet-0:2.1.505-1.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnet22-0:2.2-4.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnet22-0:2.2-4.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnet22-0:2.2-4.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnet22-0:2.2-4.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnet22-dotnet-0:2.2.105-1.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnet22-dotnet-0:2.2.105-1.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnet22-dotnet-0:2.2.105-1.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnet22-dotnet-0:2.2.105-1.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnetcore10-dotnetcore-0:1.0.15-1.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnetcore10-dotnetcore-0:1.0.15-1.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnetcore10-dotnetcore-0:1.0.15-1.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnetcore10-dotnetcore-0:1.0.15-1.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnetcore11-dotnetcore-0:1.1.12-1.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnetcore11-dotnetcore-0:1.1.12-1.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnetcore11-dotnetcore-0:1.1.12-1.el7

Fixed · RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux

rh-dotnetcore11-dotnetcore-0:1.1.12-1.el7

Fixed · RHSA-2019:0544
Red Hat Enterprise Linux 8

dotnet-0:2.1.507-2.el8_0

Fixed · RHSA-2019:1259

Product	Package	State	Advisory
.NET Core on Red Hat Enterprise Linux	rh-dotnet21-0:2.1-8.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnet21-0:2.1-8.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnet21-0:2.1-8.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnet21-0:2.1-8.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnet21-dotnet-0:2.1.505-1.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnet21-dotnet-0:2.1.505-1.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnet21-dotnet-0:2.1.505-1.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnet21-dotnet-0:2.1.505-1.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnet22-0:2.2-4.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnet22-0:2.2-4.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnet22-0:2.2-4.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnet22-0:2.2-4.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnet22-dotnet-0:2.2.105-1.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnet22-dotnet-0:2.2.105-1.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnet22-dotnet-0:2.2.105-1.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnet22-dotnet-0:2.2.105-1.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnetcore10-dotnetcore-0:1.0.15-1.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnetcore10-dotnetcore-0:1.0.15-1.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnetcore10-dotnetcore-0:1.0.15-1.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnetcore10-dotnetcore-0:1.0.15-1.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnetcore11-dotnetcore-0:1.1.12-1.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnetcore11-dotnetcore-0:1.1.12-1.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnetcore11-dotnetcore-0:1.1.12-1.el7	Fixed	RHSA-2019:0544
.NET Core on Red Hat Enterprise Linux	rh-dotnetcore11-dotnetcore-0:1.1.12-1.el7	Fixed	RHSA-2019:0544
Red Hat Enterprise Linux 8	dotnet-0:2.1.507-2.el8_0	Fixed	RHSA-2019:1259

Remediation

No remediation recorded yet.

Metrics

2.70% 0.02696

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.

EPSS probability 0.02696

Score over time

2021–2026

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (22 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 2, 2026	2.70% (0.02696)	85.40th	v5 (v2026.06.15)
Jun 15, 2026	2.70% (0.02696)	83.91th	v5 (v2026.06.15)
Jan 2, 2026	5.39% (0.05388)	89.88th	v4 (v2025.03.14)
Nov 21, 2025	7.14% (0.07140)	91.18th	v4 (v2025.03.14)
Nov 18, 2025	9.22% (0.09222)	91.87th	v4 (v2025.03.14)
Nov 10, 2025	7.14% (0.07140)	91.15th	v4 (v2025.03.14)
Apr 18, 2025	8.34% (0.08344)	91.78th	v4 (v2025.03.14)
Mar 30, 2025	4.89% (0.04890)	88.58th	v4 (v2025.03.14)
Mar 29, 2025	11.88% (0.11875)	89.53th	v4 (v2025.03.14)
Mar 17, 2025	5.49% (0.05494)	89.51th	v4 (v2025.03.14)
Jul 20, 2024	0.06% (0.00064)	28.39th	v3 (v2023.03.01)
Jun 20, 2024	0.06% (0.00064)	28.01th	v3 (v2023.03.01)
Mar 7, 2023	0.06% (0.00064)	26.00th	v3 (v2023.03.01)
Mar 6, 2023	1.41% (0.01410)	72.96th	v2 (v2022.01.01)
Mar 2, 2023	1.41% (0.01410)	72.94th	v2 (v2022.01.01)
Apr 1, 2022	1.41% (0.01410)	70.94th	v2 (v2022.01.01)
Mar 17, 2022	2.80% (0.02797)	64.54th	v2 (v2022.01.01)
Feb 4, 2022	2.34% (0.02342)	58.30th	v2 (v2022.01.01)
Feb 3, 2022	4.50% (0.04499)	75.05th	v1
Jan 6, 2022	4.50% (0.04499)	74.83th	v1
Sep 1, 2021	1.04% (0.01039)	62.51th	v1
Apr 14, 2021	1.04% (0.01039)	0.00th	v1

Weaknesses (1)

CWE-732

Incorrect Permission Assignment

References (6)

https://access.redhat.com/errata/RHSA-2019:1259
vendor-advisoryx_refsource_REDHATThird Party Advisory
https://access.redhat.com/security/cve/CVE-2019-0757
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1685475
Issue Tracking
https://nvd.nist.gov/vuln/detail/CVE-2019-0757
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0757
x_refsource_CONFIRMPatchVendor Advisory
https://www.cve.org/CVERecord?id=CVE-2019-0757

Link	Providers	Tags
https://access.redhat.com/errata/RHSA-2019:1259		vendor-advisoryx_refsource_REDHATThird Party Advisory
https://access.redhat.com/security/cve/CVE-2019-0757		Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1685475		Issue Tracking
https://nvd.nist.gov/vuln/detail/CVE-2019-0757
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0757		x_refsource_CONFIRMPatchVendor Advisory
https://www.cve.org/CVERecord?id=CVE-2019-0757