SUSE: Security Advisory (SUSE-SU-2021:2766-1)

# 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("1.3.6.1.4.1.25623.1.1.4.2021.2766.1");
  script_cve_id("CVE-2020-25650", "CVE-2020-25651", "CVE-2020-25652", "CVE-2020-25653");
  script_tag(name:"creation_date", value:"2021-08-19 02:25:52 +0000 (Thu, 19 Aug 2021)");
  script_version("2024-02-02T14:37:50+0000");
  script_tag(name:"last_modification", value:"2024-02-02 14:37:50 +0000 (Fri, 02 Feb 2024)");
  script_tag(name:"cvss_base", value:"5.4");
  script_tag(name:"cvss_base_vector", value:"AV:L/AC:M/Au:N/C:P/I:N/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:L");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2020-12-03 19:58:00 +0000 (Thu, 03 Dec 2020)");

  script_name("SUSE: Security Advisory (SUSE-SU-2021:2766-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2021 Greenbone AG");
  script_family("SuSE Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/suse_sles", "ssh/login/rpms", re:"ssh/login/release=(SLES12\.0SP5)");

  script_xref(name:"Advisory-ID", value:"SUSE-SU-2021:2766-1");
  script_xref(name:"URL", value:"https://www.suse.com/support/update/announcement/2021/suse-su-20212766-1/");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'spice-vdagent' package(s) announced via the SUSE-SU-2021:2766-1 advisory.");

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

  script_tag(name:"insight", value:"This update for spice-vdagent fixes the following issues:

CVE-2020-25650: memory DoS via arbitrary entries in `active_xfers` hash
 table (bsc#1177780)

CVE-2020-25651: possible file transfer DoS and information leak via
 `active_xfers` hash map (bsc#1177781)

CVE-2020-25652: possibility to exhaust file descriptors in `vdagentd`
 (bsc#1177782)

CVE-2020-25653: UNIX domain socket peer PID retrieved via `SO_PEERCRED`
 is subject to race condition (bsc#1177783)");

  script_tag(name:"affected", value:"'spice-vdagent' package(s) on SUSE Linux Enterprise Server 12-SP5.");

  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-rpm.inc");

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

res = "";
report = "";

if(release == "SLES12.0SP5") {

  if(!isnull(res = isrpmvuln(pkg:"spice-vdagent", rpm:"spice-vdagent~0.16.0~8.8.2", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"spice-vdagent-debuginfo", rpm:"spice-vdagent-debuginfo~0.16.0~8.8.2", rls:"SLES12.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"spice-vdagent-debugsource", rpm:"spice-vdagent-debugsource~0.16.0~8.8.2", rls:"SLES12.0SP5"))) {
    report += res;
  }

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

exit(0);