Debian: Security Advisory (DSA-5064-1)

# SPDX-FileCopyrightText: 2022 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("1.3.6.1.4.1.25623.1.0.705064");
  script_cve_id("CVE-2021-41055");
  script_tag(name:"creation_date", value:"2022-02-02 02:00:06 +0000 (Wed, 02 Feb 2022)");
  script_version("2024-02-02T05:06:08+0000");
  script_tag(name:"last_modification", value:"2024-02-02 05:06:08 +0000 (Fri, 02 Feb 2024)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2021-10-19 14:09:36 +0000 (Tue, 19 Oct 2021)");

  script_name("Debian: Security Advisory (DSA-5064-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2022 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=DEB11");

  script_xref(name:"Advisory-ID", value:"DSA-5064-1");
  script_xref(name:"URL", value:"https://www.debian.org/security/2022/DSA-5064-1");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/DSA-5064");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/python-nbxmpp");

  script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'python-nbxmpp' package(s) announced via the DSA-5064-1 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 discovered that missing input sanitising in python-nbxmpp, a Jabber/XMPP Python library, could result in denial of service in clients based on it (such as Gajim).

The oldstable distribution (buster) is not affected.

For the stable distribution (bullseye), this problem has been fixed in version 2.0.2-1+deb11u1.

We recommend that you upgrade your python-nbxmpp packages.

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

  script_tag(name:"affected", value:"'python-nbxmpp' package(s) on Debian 11.");

  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 == "DEB11") {

  if(!isnull(res = isdpkgvuln(pkg:"python-nbxmpp-doc", ver:"2.0.2-1+deb11u1", rls:"DEB11"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"python3-nbxmpp", ver:"2.0.2-1+deb11u1", rls:"DEB11"))) {
    report += res;
  }

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

exit(0);