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openvasCopyright (C) 2023 Greenbone AGOPENVAS:136141256231112202362171
HistoryJul 12, 2023 - 12:00 a.m.

Ubuntu: Security Advisory (USN-6217-1)

2023-07-1200:00:00
Copyright (C) 2023 Greenbone AG
plugins.openvas.org
6
ubuntu
security advisory
usn-6217-1
dotnet6
dotnet7
.net
account lockout
package update

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

8.2 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

45.8%

The remote host is missing an update for the

# SPDX-FileCopyrightText: 2023 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.1.12.2023.6217.1");
  script_cve_id("CVE-2023-33170");
  script_tag(name:"creation_date", value:"2023-07-12 04:09:28 +0000 (Wed, 12 Jul 2023)");
  script_version("2024-02-02T05:06:10+0000");
  script_tag(name:"last_modification", value:"2024-02-02 05:06:10 +0000 (Fri, 02 Feb 2024)");
  script_tag(name:"cvss_base", value:"7.6");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:H/Au:N/C:C/I:C/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2023-07-11 18:15:15 +0000 (Tue, 11 Jul 2023)");

  script_name("Ubuntu: Security Advisory (USN-6217-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2023 Greenbone AG");
  script_family("Ubuntu Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/ubuntu_linux", "ssh/login/packages", re:"ssh/login/release=UBUNTU(22\.04\ LTS|22\.10|23\.04)");

  script_xref(name:"Advisory-ID", value:"USN-6217-1");
  script_xref(name:"URL", value:"https://ubuntu.com/security/notices/USN-6217-1");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'dotnet6, dotnet7' package(s) announced via the USN-6217-1 advisory.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");

  script_tag(name:"insight", value:"McKee-Harris, Matt Cotterell, and Jack Moran discovered that .NET did
not properly update account lockout maximum failed attempts. An
attacker could possibly use this issue to bypass the security feature
and attempt to guess more passwords for an account.");

  script_tag(name:"affected", value:"'dotnet6, dotnet7' package(s) on Ubuntu 22.04, Ubuntu 22.10, Ubuntu 23.04.");

  script_tag(name:"solution", value:"Please install the updated package(s).");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"package");

  exit(0);
}

include("revisions-lib.inc");
include("pkg-lib-deb.inc");

release = dpkg_get_ssh_release();
if(!release)
  exit(0);

res = "";
report = "";

if(release == "UBUNTU22.04 LTS") {

  if(!isnull(res = isdpkgvuln(pkg:"aspnetcore-runtime-6.0", ver:"6.0.120-0ubuntu1~22.04.1", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"aspnetcore-runtime-7.0", ver:"7.0.109-0ubuntu1~22.04.1", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-host", ver:"6.0.120-0ubuntu1~22.04.1", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-host-7.0", ver:"7.0.109-0ubuntu1~22.04.1", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-hostfxr-6.0", ver:"6.0.120-0ubuntu1~22.04.1", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-hostfxr-7.0", ver:"7.0.109-0ubuntu1~22.04.1", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-runtime-6.0", ver:"6.0.120-0ubuntu1~22.04.1", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-runtime-7.0", ver:"7.0.109-0ubuntu1~22.04.1", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-sdk-6.0", ver:"6.0.120-0ubuntu1~22.04.1", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-sdk-7.0", ver:"7.0.109-0ubuntu1~22.04.1", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet6", ver:"6.0.120-0ubuntu1~22.04.1", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet7", ver:"7.0.109-0ubuntu1~22.04.1", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(report != "") {
    security_message(data:report);
  } else if(__pkg_match) {
    exit(99);
  }
  exit(0);
}

if(release == "UBUNTU22.10") {

  if(!isnull(res = isdpkgvuln(pkg:"aspnetcore-runtime-6.0", ver:"6.0.120-0ubuntu1~22.10.1", rls:"UBUNTU22.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"aspnetcore-runtime-7.0", ver:"7.0.109-0ubuntu1~22.10.1", rls:"UBUNTU22.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-host", ver:"6.0.120-0ubuntu1~22.10.1", rls:"UBUNTU22.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-host-7.0", ver:"7.0.109-0ubuntu1~22.10.1", rls:"UBUNTU22.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-hostfxr-6.0", ver:"6.0.120-0ubuntu1~22.10.1", rls:"UBUNTU22.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-hostfxr-7.0", ver:"7.0.109-0ubuntu1~22.10.1", rls:"UBUNTU22.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-runtime-6.0", ver:"6.0.120-0ubuntu1~22.10.1", rls:"UBUNTU22.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-runtime-7.0", ver:"7.0.109-0ubuntu1~22.10.1", rls:"UBUNTU22.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-sdk-6.0", ver:"6.0.120-0ubuntu1~22.10.1", rls:"UBUNTU22.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-sdk-7.0", ver:"7.0.109-0ubuntu1~22.10.1", rls:"UBUNTU22.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet6", ver:"6.0.120-0ubuntu1~22.10.1", rls:"UBUNTU22.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet7", ver:"7.0.109-0ubuntu1~22.10.1", rls:"UBUNTU22.10"))) {
    report += res;
  }

  if(report != "") {
    security_message(data:report);
  } else if(__pkg_match) {
    exit(99);
  }
  exit(0);
}

if(release == "UBUNTU23.04") {

  if(!isnull(res = isdpkgvuln(pkg:"aspnetcore-runtime-6.0", ver:"6.0.120-0ubuntu1~23.04.1", rls:"UBUNTU23.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"aspnetcore-runtime-7.0", ver:"7.0.109-0ubuntu1~23.04.1", rls:"UBUNTU23.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-host", ver:"6.0.120-0ubuntu1~23.04.1", rls:"UBUNTU23.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-host-7.0", ver:"7.0.109-0ubuntu1~23.04.1", rls:"UBUNTU23.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-hostfxr-6.0", ver:"6.0.120-0ubuntu1~23.04.1", rls:"UBUNTU23.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-hostfxr-7.0", ver:"7.0.109-0ubuntu1~23.04.1", rls:"UBUNTU23.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-runtime-6.0", ver:"6.0.120-0ubuntu1~23.04.1", rls:"UBUNTU23.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-runtime-7.0", ver:"7.0.109-0ubuntu1~23.04.1", rls:"UBUNTU23.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-sdk-6.0", ver:"6.0.120-0ubuntu1~23.04.1", rls:"UBUNTU23.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet-sdk-7.0", ver:"7.0.109-0ubuntu1~23.04.1", rls:"UBUNTU23.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet6", ver:"6.0.120-0ubuntu1~23.04.1", rls:"UBUNTU23.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"dotnet7", ver:"7.0.109-0ubuntu1~23.04.1", rls:"UBUNTU23.04"))) {
    report += res;
  }

  if(report != "") {
    security_message(data:report);
  } else if(__pkg_match) {
    exit(99);
  }
  exit(0);
}

exit(0);

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

8.2 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

45.8%