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
7.5 High
CVSS2
Access Vector
Access Complexity
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
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);
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
7.5 High
CVSS2
Access Vector
Access Complexity
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.614 Medium
EPSS
Percentile
97.8%