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Debian: Security Advisory (DSA-4636-1)

🗓️ 29 Feb 2020 00:00:00Reported by Copyright (C) 2020 Greenbone AGType 
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Debian 'python-bleach' package(s) prone to mutation XSS vulnerabilit

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Related
Refs
Code
ReporterTitlePublishedViews
Family
Cvelist
CVE-2020-6802
24 Mar 202021:13
cvelist
Debian
[SECURITY] [DSA 4636-1] python-bleach security update
28 Feb 202021:07
debian
Debian
[SECURITY] [DSA 4636-1] python-bleach security update
28 Feb 202021:07
debian
NVD
CVE-2020-6802
24 Mar 202022:15
nvd
Prion
Design/Logic Flaw
24 Mar 202022:15
prion
Tenable Nessus
Debian DSA-4636-1 : python-bleach - security update
2 Mar 202000:00
nessus
Tenable Nessus
openSUSE Security Update : python-bleach (openSUSE-2020-308)
9 Mar 202000:00
nessus
Tenable Nessus
Fedora 30 : python-bleach (2020-827b677e15)
30 Apr 202000:00
nessus
Tenable Nessus
Fedora 31 : python-bleach (2020-e1fa96c506)
30 Apr 202000:00
nessus
AlpineLinux
CVE-2020-6802
24 Mar 202022:15
alpinelinux
Rows per page
# SPDX-FileCopyrightText: 2020 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("1.3.6.1.4.1.25623.1.0.704636");
  script_cve_id("CVE-2020-6802");
  script_tag(name:"creation_date", value:"2020-02-29 04:00:06 +0000 (Sat, 29 Feb 2020)");
  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:"2020-03-27 17:21:40 +0000 (Fri, 27 Mar 2020)");

  script_name("Debian: Security Advisory (DSA-4636-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2020 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=DEB10");

  script_xref(name:"Advisory-ID", value:"DSA-4636-1");
  script_xref(name:"URL", value:"https://www.debian.org/security/2020/DSA-4636-1");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/DSA-4636");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/python-bleach");

  script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'python-bleach' package(s) announced via the DSA-4636-1 advisory.");

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

  script_tag(name:"insight", value:"It was reported that python-bleach, a whitelist-based HTML-sanitizing library, is prone to a mutation XSS vulnerability in bleach.clean when noscript and one or more raw text tags were whitelisted.

For the stable distribution (buster), this problem has been fixed in version 3.1.1-0+deb10u1.

We recommend that you upgrade your python-bleach packages.

For the detailed security status of python-bleach please refer to its security tracker page at: [link moved to references]");

  script_tag(name:"affected", value:"'python-bleach' package(s) on Debian 10.");

  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 == "DEB10") {

  if(!isnull(res = isdpkgvuln(pkg:"python-bleach", ver:"3.1.1-0+deb10u1", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"python-bleach-doc", ver:"3.1.1-0+deb10u1", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"python3-bleach", ver:"3.1.1-0+deb10u1", rls:"DEB10"))) {
    report += res;
  }

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

exit(0);

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29 Feb 2020 00:00Current
6.5Medium risk
Vulners AI Score6.5
CVSS24.3
CVSS36.1
EPSS0.006
25
.json
Report