SUSE: Security Advisory (SUSE-SU-2023:0033-1)

# 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("1.3.6.1.4.1.25623.1.1.4.2023.0033.1");
  script_cve_id("CVE-2022-23468", "CVE-2022-23478", "CVE-2022-23479", "CVE-2022-23480", "CVE-2022-23481", "CVE-2022-23482", "CVE-2022-23483", "CVE-2022-23484", "CVE-2022-23493");
  script_tag(name:"creation_date", value:"2023-01-06 04:19:21 +0000 (Fri, 06 Jan 2023)");
  script_version("2025-08-15T15:42:25+0000");
  script_tag(name:"last_modification", value:"2025-08-15 15:42:25 +0000 (Fri, 15 Aug 2025)");
  script_tag(name:"cvss_base", value:"10.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/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:"2022-12-10 02:15:11 +0000 (Sat, 10 Dec 2022)");

  script_name("SUSE: Security Advisory (SUSE-SU-2023:0033-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2023 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=(SLES15\.0SP4|SLES15\.0SP2|SLES15\.0SP3)");

  script_xref(name:"Advisory-ID", value:"SUSE-SU-2023:0033-1");
  script_xref(name:"URL", value:"https://www.suse.com/support/update/announcement/2023/suse-su-20230033-1.html");
  script_xref(name:"URL", value:"https://bugzilla.suse.com/1206300");
  script_xref(name:"URL", value:"https://bugzilla.suse.com/1206302");
  script_xref(name:"URL", value:"https://bugzilla.suse.com/1206303");
  script_xref(name:"URL", value:"https://bugzilla.suse.com/1206306");
  script_xref(name:"URL", value:"https://bugzilla.suse.com/1206307");
  script_xref(name:"URL", value:"https://bugzilla.suse.com/1206310");
  script_xref(name:"URL", value:"https://bugzilla.suse.com/1206311");
  script_xref(name:"URL", value:"https://bugzilla.suse.com/1206312");
  script_xref(name:"URL", value:"https://bugzilla.suse.com/1206313");
  script_xref(name:"URL", value:"https://lists.suse.com/pipermail/sle-security-updates/2023-January/013425.html");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'xrdp' package(s) announced via the SUSE-SU-2023:0033-1 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 xrdp fixes the following issues:

- CVE-2022-23468: Fixed a buffer overflow in xrdp_login_wnd_create() (bsc#1206300).
- CVE-2022-23478: Fixed an out of bound write in xrdp_mm_trans_process_drdynvc_chan() (bsc#1206302).
- CVE-2022-23479: Fixed a buffer overflow in xrdp_mm_chan_data_in() (bsc#1206303).
- CVE-2022-23480: Fixed a buffer overflow in devredir_proc_client_devlist_announce_req() (bsc#1206306).
- CVE-2022-23481: Fixed an out of bound read in xrdp_caps_process_confirm_active() (bsc#1206307).
- CVE-2022-23482: Fixed an out of bound read in xrdp_sec_process_mcs_data_CS_CORE() (bsc#1206310).
- CVE-2022-23483: Fixed an out of bound read in libxrdp_send_to_channel() (bsc#1206311).
- CVE-2022-23484: Fixed a integer overflow in xrdp_mm_process_rail_update_window_text() (bsc#1206312).
- CVE-2022-23493: Fixed an out of bound read in xrdp_mm_trans_process_drdynvc_channel_close() (bsc#1206313).");

  script_tag(name:"affected", value:"'xrdp' package(s) on SUSE Linux Enterprise Server 15-SP2, SUSE Linux Enterprise Server 15-SP3, SUSE Linux Enterprise Server for SAP Applications 15-SP2, SUSE Linux Enterprise Server for SAP Applications 15-SP3.");

  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 == "SLES15.0SP4") {

  if(!isnull(res = isrpmvuln(pkg:"libpainter0", rpm:"libpainter0~0.9.13.1~150200.4.15.1", rls:"SLES15.0SP4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libpainter0-debuginfo", rpm:"libpainter0-debuginfo~0.9.13.1~150200.4.15.1", rls:"SLES15.0SP4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"librfxencode0", rpm:"librfxencode0~0.9.13.1~150200.4.15.1", rls:"SLES15.0SP4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"librfxencode0-debuginfo", rpm:"librfxencode0-debuginfo~0.9.13.1~150200.4.15.1", rls:"SLES15.0SP4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"xrdp", rpm:"xrdp~0.9.13.1~150200.4.15.1", rls:"SLES15.0SP4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"xrdp-debuginfo", rpm:"xrdp-debuginfo~0.9.13.1~150200.4.15.1", rls:"SLES15.0SP4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"xrdp-debugsource", rpm:"xrdp-debugsource~0.9.13.1~150200.4.15.1", rls:"SLES15.0SP4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"xrdp-devel", rpm:"xrdp-devel~0.9.13.1~150200.4.15.1", rls:"SLES15.0SP4"))) {
    report += res;
  }

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

if(release == "SLES15.0SP2") {

  if(!isnull(res = isrpmvuln(pkg:"libpainter0", rpm:"libpainter0~0.9.13.1~150200.4.15.1", rls:"SLES15.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"librfxencode0", rpm:"librfxencode0~0.9.13.1~150200.4.15.1", rls:"SLES15.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"xrdp", rpm:"xrdp~0.9.13.1~150200.4.15.1", rls:"SLES15.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"xrdp-devel", rpm:"xrdp-devel~0.9.13.1~150200.4.15.1", rls:"SLES15.0SP2"))) {
    report += res;
  }

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

if(release == "SLES15.0SP3") {

  if(!isnull(res = isrpmvuln(pkg:"libpainter0", rpm:"libpainter0~0.9.13.1~150200.4.15.1", rls:"SLES15.0SP3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"librfxencode0", rpm:"librfxencode0~0.9.13.1~150200.4.15.1", rls:"SLES15.0SP3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"xrdp", rpm:"xrdp~0.9.13.1~150200.4.15.1", rls:"SLES15.0SP3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"xrdp-devel", rpm:"xrdp-devel~0.9.13.1~150200.4.15.1", rls:"SLES15.0SP3"))) {
    report += res;
  }

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

exit(0);