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
7.5 High
AI Score
Confidence
Low
10 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
0.102 Low
EPSS
Percentile
94.9%
The remote host is missing an update for the Debian
# SPDX-FileCopyrightText: 2020 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("1.3.6.1.4.1.25623.1.0.892388");
script_cve_id("CVE-2018-12404", "CVE-2018-18508", "CVE-2019-11719", "CVE-2019-11729", "CVE-2019-11745", "CVE-2019-17006", "CVE-2019-17007", "CVE-2020-12399", "CVE-2020-12400", "CVE-2020-12401", "CVE-2020-12402", "CVE-2020-12403", "CVE-2020-6829");
script_tag(name:"creation_date", value:"2020-09-30 03:00:21 +0000 (Wed, 30 Sep 2020)");
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:"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:"2020-10-26 20:03:18 +0000 (Mon, 26 Oct 2020)");
script_name("Debian: Security Advisory (DLA-2388-1)");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2020 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=DEB9");
script_xref(name:"Advisory-ID", value:"DLA-2388-1");
script_xref(name:"URL", value:"https://www.debian.org/lts/security/2020/DLA-2388-1");
script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/nss");
script_xref(name:"URL", value:"https://wiki.debian.org/LTS");
script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'nss' package(s) announced via the DLA-2388-1 advisory.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");
script_tag(name:"insight", value:"Various vulnerabilities were fixed in nss, the Network Security Service libraries.
CVE-2018-12404
Cache side-channel variant of the Bleichenbacher attack.
CVE-2018-18508
NULL pointer dereference in several CMS functions resulting in a denial of service.
CVE-2019-11719
Out-of-bounds read when importing curve25519 private key.
CVE-2019-11729
Empty or malformed p256-ECDH public keys may trigger a segmentation fault.
CVE-2019-11745
Out-of-bounds write when encrypting with a block cipher.
CVE-2019-17006
Some cryptographic primitives did not check the length of the input text, potentially resulting in overflows.
CVE-2019-17007
Handling of Netscape Certificate Sequences may crash with a NULL dereference leading to a denial of service.
CVE-2020-12399
Force a fixed length for DSA exponentiation.
CVE-2020-6829
CVE-2020-12400
Side channel attack on ECDSA signature generation.
CVE-2020-12401
ECDSA timing attack mitigation bypass.
CVE-2020-12402
Side channel vulnerabilities during RSA key generation.
CVE-2020-12403
CHACHA20-POLY1305 decryption with undersized tag leads to out-of-bounds read.
For Debian 9 stretch, these problems have been fixed in version 2:3.26.2-1.1+deb9u2.
We recommend that you upgrade your nss packages.
For the detailed security status of nss please refer to its security tracker page at: [link moved to references]
Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: [link moved to references]");
script_tag(name:"affected", value:"'nss' package(s) on Debian 9.");
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 == "DEB9") {
if(!isnull(res = isdpkgvuln(pkg:"libnss3", ver:"2:3.26.2-1.1+deb9u2", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libnss3-dbg", ver:"2:3.26.2-1.1+deb9u2", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libnss3-dev", ver:"2:3.26.2-1.1+deb9u2", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libnss3-tools", ver:"2:3.26.2-1.1+deb9u2", rls:"DEB9"))) {
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
AI Score
Confidence
Low
10 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
0.102 Low
EPSS
Percentile
94.9%