8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
7.4 High
AI Score
Confidence
High
9.3 High
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
0.017 Low
EPSS
Percentile
87.6%
The remote host is missing an update for the
# SPDX-FileCopyrightText: 2016 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("1.3.6.1.4.1.25623.1.0.842825");
script_cve_id("CVE-2016-2834");
script_tag(name:"creation_date", value:"2016-07-12 03:25:41 +0000 (Tue, 12 Jul 2016)");
script_version("2024-02-02T05:06:05+0000");
script_tag(name:"last_modification", value:"2024-02-02 05:06:05 +0000 (Fri, 02 Feb 2024)");
script_tag(name:"cvss_base", value:"9.3");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:C/I:C/A:C");
script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2016-06-13 15:49:48 +0000 (Mon, 13 Jun 2016)");
script_name("Ubuntu: Security Advisory (USN-3029-1)");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2016 Greenbone AG");
script_family("Ubuntu Local Security Checks");
script_dependencies("gather-package-list.nasl");
script_mandatory_keys("ssh/login/ubuntu_linux", "ssh/login/packages", re:"ssh/login/release=UBUNTU(12\.04\ LTS|14\.04\ LTS|15\.10|16\.04\ LTS)");
script_xref(name:"Advisory-ID", value:"USN-3029-1");
script_xref(name:"URL", value:"https://ubuntu.com/security/notices/USN-3029-1");
script_tag(name:"summary", value:"The remote host is missing an update for the 'nss' package(s) announced via the USN-3029-1 advisory.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");
script_tag(name:"insight", value:"Tyson Smith and Jed Davis discovered that NSS incorrectly handled memory. A
remote attacker could use this issue to cause NSS to crash, resulting in a
denial of service, or possibly execute arbitrary code.
This update refreshes the NSS package to version 3.23 which includes
the latest CA certificate bundle. As a security improvement, this update
also modifies NSS behaviour to reject DH key sizes below 1024 bits,
preventing a possible downgrade attack.");
script_tag(name:"affected", value:"'nss' package(s) on Ubuntu 12.04, Ubuntu 14.04, Ubuntu 15.10, Ubuntu 16.04.");
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 == "UBUNTU12.04 LTS") {
if(!isnull(res = isdpkgvuln(pkg:"libnss3", ver:"2:3.23-0ubuntu0.12.04.1", rls:"UBUNTU12.04 LTS"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
if(release == "UBUNTU14.04 LTS") {
if(!isnull(res = isdpkgvuln(pkg:"libnss3", ver:"2:3.23-0ubuntu0.14.04.1", rls:"UBUNTU14.04 LTS"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
if(release == "UBUNTU15.10") {
if(!isnull(res = isdpkgvuln(pkg:"libnss3", ver:"2:3.23-0ubuntu0.15.10.1", rls:"UBUNTU15.10"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
if(release == "UBUNTU16.04 LTS") {
if(!isnull(res = isdpkgvuln(pkg:"libnss3", ver:"2:3.23-0ubuntu0.16.04.1", rls:"UBUNTU16.04 LTS"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
exit(0);
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
7.4 High
AI Score
Confidence
High
9.3 High
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
0.017 Low
EPSS
Percentile
87.6%