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openvasCopyright (C) 2019 Greenbone AGOPENVAS:1361412562310883111
HistorySep 27, 2019 - 12:00 a.m.

CentOS Update for dovecot CESA-2019:2836 centos7

2019-09-2700:00:00
Copyright (C) 2019 Greenbone AG
plugins.openvas.org
122

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

9.8 High

AI Score

Confidence

High

0.614 Medium

EPSS

Percentile

97.8%

The remote host is missing an update for the

# SPDX-FileCopyrightText: 2019 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-or-later

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.883111");
  script_version("2023-05-10T09:37:12+0000");
  script_cve_id("CVE-2019-11500");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_tag(name:"last_modification", value:"2023-05-10 09:37:12 +0000 (Wed, 10 May 2023)");
  script_tag(name:"severity_vector", value:"CVSS:3.0/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:"2019-09-06 15:15:00 +0000 (Fri, 06 Sep 2019)");
  script_tag(name:"creation_date", value:"2019-09-27 02:01:05 +0000 (Fri, 27 Sep 2019)");
  script_name("CentOS Update for dovecot CESA-2019:2836 centos7");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2019 Greenbone AG");
  script_family("CentOS Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/centos", "ssh/login/rpms", re:"ssh/login/release=CentOS7");

  script_xref(name:"CESA", value:"2019:2836");
  script_xref(name:"URL", value:"http://lists.centos.org/pipermail/centos-announce/2019-September/023451.html");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'dovecot'
  package(s) announced via the CESA-2019:2836 advisory.");

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

  script_tag(name:"insight", value:"Dovecot is an IMAP server for Linux and other UNIX-like systems, written
primarily with security in mind. It also contains a small POP3 server, and
supports e-mail in either the maildir or mbox format. The SQL drivers and
authentication plug-ins are provided as subpackages.

Security Fix(es):

  * dovecot: improper NULL byte handling in IMAP and ManageSieve protocol
parsers leads to out of bounds writes (CVE-2019-11500)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.");

  script_tag(name:"affected", value:"'dovecot' package(s) on CentOS 7.");

  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 == "CentOS7") {

  if(!isnull(res = isrpmvuln(pkg:"dovecot", rpm:"dovecot~2.2.36~3.el7_7.1", rls:"CentOS7"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"dovecot-devel", rpm:"dovecot-devel~2.2.36~3.el7_7.1", rls:"CentOS7"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"dovecot-mysql", rpm:"dovecot-mysql~2.2.36~3.el7_7.1", rls:"CentOS7"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"dovecot-pgsql", rpm:"dovecot-pgsql~2.2.36~3.el7_7.1", rls:"CentOS7"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"dovecot-pigeonhole", rpm:"dovecot-pigeonhole~2.2.36~3.el7_7.1", rls:"CentOS7"))) {
    report += res;
  }

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

exit(0);

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

9.8 High

AI Score

Confidence

High

0.614 Medium

EPSS

Percentile

97.8%