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openvasCopyright (C) 2021 Greenbone AGOPENVAS:1361412562310892813
HistoryNov 10, 2021 - 12:00 a.m.

Debian: Security Advisory (DLA-2813-1)

2021-11-1000:00:00
Copyright (C) 2021 Greenbone AG
plugins.openvas.org
13

7.3 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

6.4 Medium

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

0.005 Low

EPSS

Percentile

77.4%

The remote host is missing an update for the Debian

# SPDX-FileCopyrightText: 2021 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("1.3.6.1.4.1.25623.1.0.892813");
  script_cve_id("CVE-2021-33829", "CVE-2021-37695");
  script_tag(name:"creation_date", value:"2021-11-10 02:00:12 +0000 (Wed, 10 Nov 2021)");
  script_version("2024-02-02T05:06:07+0000");
  script_tag(name:"last_modification", value:"2024-02-02 05:06:07 +0000 (Fri, 02 Feb 2024)");
  script_tag(name:"cvss_base", value:"4.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:P/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2021-06-10 20:14:53 +0000 (Thu, 10 Jun 2021)");

  script_name("Debian: Security Advisory (DLA-2813-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2021 Greenbone AG");
  script_family("Debian Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/debian_linux", "ssh/login/packages", re:"ssh/login/release=DEB9");

  script_xref(name:"Advisory-ID", value:"DLA-2813-1");
  script_xref(name:"URL", value:"https://www.debian.org/lts/security/2021/DLA-2813-1");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/ckeditor");
  script_xref(name:"URL", value:"https://wiki.debian.org/LTS");

  script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'ckeditor' package(s) announced via the DLA-2813-1 advisory.");

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

  script_tag(name:"insight", value:"CKEditor, an open source WYSIWYG HTML editor with rich content support, which can be embedded into web pages, had two vulnerabilities as follows:

CVE-2021-33829

A cross-site scripting (XSS) vulnerability in the HTML Data Processor in CKEditor 4 allows remote attackers to inject executable JavaScript code through a crafted comment because --!> is mishandled.

CVE-2021-37695

A potential vulnerability has been discovered in CKEditor 4 Fake Objects package. The vulnerability allowed to inject malformed Fake Objects HTML, which could result in executing JavaScript code.

For Debian 9 stretch, these problems have been fixed in version 4.5.7+dfsg-2+deb9u1.

We recommend that you upgrade your ckeditor packages.

For the detailed security status of ckeditor please refer to its security tracker page at: [link moved to references]

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: [link moved to references]");

  script_tag(name:"affected", value:"'ckeditor' package(s) on Debian 9.");

  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 == "DEB9") {

  if(!isnull(res = isdpkgvuln(pkg:"ckeditor", ver:"4.5.7+dfsg-2+deb9u1", rls:"DEB9"))) {
    report += res;
  }

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

exit(0);

7.3 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

6.4 Medium

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

0.005 Low

EPSS

Percentile

77.4%