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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.6 High
AI Score
Confidence
High
0.973 High
EPSS
Percentile
99.9%
The remote host is missing an update for the Debian
# 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("1.3.6.1.4.1.25623.1.0.704837");
script_cve_id("CVE-2020-16846", "CVE-2020-17490", "CVE-2020-25592");
script_tag(name:"creation_date", value:"2021-01-25 08:20:10 +0000 (Mon, 25 Jan 2021)");
script_version("2024-02-02T05:06:07+0000");
script_tag(name:"last_modification", value:"2024-02-02 05:06:07 +0000 (Fri, 02 Feb 2024)");
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:"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:"2020-11-16 15:14:38 +0000 (Mon, 16 Nov 2020)");
script_name("Debian: Security Advisory (DSA-4837-1)");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2021 Greenbone AG");
script_family("Debian Local Security Checks");
script_dependencies("gather-package-list.nasl");
script_mandatory_keys("ssh/login/debian_linux", "ssh/login/packages", re:"ssh/login/release=DEB10");
script_xref(name:"Advisory-ID", value:"DSA-4837-1");
script_xref(name:"URL", value:"https://www.debian.org/security/2021/DSA-4837-1");
script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/DSA-4837");
script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/salt");
script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'salt' package(s) announced via the DSA-4837-1 advisory.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");
script_tag(name:"insight", value:"Several vulnerabilities were discovered in salt, a powerful remote execution manager. The flaws could result in authentication bypass and invocation of Salt SSH, creation of certificates with weak file permissions via the TLS execution module or shell injections with the Salt API using the SSH client.
For the stable distribution (buster), these problems have been fixed in version 2018.3.4+dfsg1-6+deb10u2.
We recommend that you upgrade your salt packages.
For the detailed security status of salt please refer to its security tracker page at: [link moved to references]");
script_tag(name:"affected", value:"'salt' package(s) on Debian 10.");
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-deb.inc");
release = dpkg_get_ssh_release();
if(!release)
exit(0);
res = "";
report = "";
if(release == "DEB10") {
if(!isnull(res = isdpkgvuln(pkg:"salt-api", ver:"2018.3.4+dfsg1-6+deb10u2", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"salt-cloud", ver:"2018.3.4+dfsg1-6+deb10u2", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"salt-common", ver:"2018.3.4+dfsg1-6+deb10u2", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"salt-doc", ver:"2018.3.4+dfsg1-6+deb10u2", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"salt-master", ver:"2018.3.4+dfsg1-6+deb10u2", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"salt-minion", ver:"2018.3.4+dfsg1-6+deb10u2", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"salt-proxy", ver:"2018.3.4+dfsg1-6+deb10u2", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"salt-ssh", ver:"2018.3.4+dfsg1-6+deb10u2", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"salt-syndic", ver:"2018.3.4+dfsg1-6+deb10u2", rls:"DEB10"))) {
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.6 High
AI Score
Confidence
High
0.973 High
EPSS
Percentile
99.9%