8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
8.8 High
AI Score
Confidence
High
5.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:N/A:P
0.004 Low
EPSS
Percentile
73.7%
The remote host is missing an update for the
# 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("1.3.6.1.4.1.25623.1.1.10.2019.0343");
script_cve_id("CVE-2019-17498");
script_tag(name:"creation_date", value:"2022-01-28 10:58:44 +0000 (Fri, 28 Jan 2022)");
script_version("2024-02-02T05:06:09+0000");
script_tag(name:"last_modification", value:"2024-02-02 05:06:09 +0000 (Fri, 02 Feb 2024)");
script_tag(name:"cvss_base", value:"5.8");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:N/A:P");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2019-10-23 13:48:12 +0000 (Wed, 23 Oct 2019)");
script_name("Mageia: Security Advisory (MGASA-2019-0343)");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2022 Greenbone AG");
script_family("Mageia Linux Local Security Checks");
script_dependencies("gather-package-list.nasl");
script_mandatory_keys("ssh/login/mageia_linux", "ssh/login/release", re:"ssh/login/release=MAGEIA7");
script_xref(name:"Advisory-ID", value:"MGASA-2019-0343");
script_xref(name:"URL", value:"https://advisories.mageia.org/MGASA-2019-0343.html");
script_xref(name:"URL", value:"https://bugs.mageia.org/show_bug.cgi?id=25704");
script_xref(name:"URL", value:"https://www.debian.org/lts/security/2019/dla-1991");
script_xref(name:"URL", value:"https://lists.debian.org/debian-lts-announce/2019/11/msg00010.html");
script_xref(name:"URL", value:"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=943562");
script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/CVE-2019-17498");
script_tag(name:"summary", value:"The remote host is missing an update for the 'libssh2' package(s) announced via the MGASA-2019-0343 advisory.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");
script_tag(name:"insight", value:"The updated packages fix a security vulnerability:
In libssh2 v1.9.0 and earlier versions, the SSH_MSG_DISCONNECT logic in
packet.c has an integer overflow in a bounds check, enabling an attacker
to specify an arbitrary (out-of-bounds) offset for a subsequent memory
read. A crafted SSH server may be able to disclose sensitive information
or cause a denial of service condition on the client system when a user
connects to the server. (CVE-2019-17498)");
script_tag(name:"affected", value:"'libssh2' package(s) on Mageia 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 == "MAGEIA7") {
if(!isnull(res = isrpmvuln(pkg:"lib64ssh2-devel", rpm:"lib64ssh2-devel~1.8.2~1.1.mga7", rls:"MAGEIA7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"lib64ssh2_1", rpm:"lib64ssh2_1~1.8.2~1.1.mga7", rls:"MAGEIA7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"libssh2", rpm:"libssh2~1.8.2~1.1.mga7", rls:"MAGEIA7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"libssh2-devel", rpm:"libssh2-devel~1.8.2~1.1.mga7", rls:"MAGEIA7"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"libssh2_1", rpm:"libssh2_1~1.8.2~1.1.mga7", rls:"MAGEIA7"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
exit(0);
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
8.8 High
AI Score
Confidence
High
5.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:N/A:P
0.004 Low
EPSS
Percentile
73.7%