4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
7.1 High
AI Score
Confidence
High
0.005 Low
EPSS
Percentile
76.4%
The remote host is missing an update for the
# Copyright (C) 2021 Greenbone Networks GmbH
# 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
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.853677");
script_version("2021-08-26T10:01:08+0000");
script_cve_id("CVE-2021-3449");
script_tag(name:"cvss_base", value:"4.3");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:N/A:P");
script_tag(name:"last_modification", value:"2021-08-26 10:01:08 +0000 (Thu, 26 Aug 2021)");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2021-07-20 23:15:00 +0000 (Tue, 20 Jul 2021)");
script_tag(name:"creation_date", value:"2021-04-16 04:59:48 +0000 (Fri, 16 Apr 2021)");
script_name("openSUSE: Security Advisory for openssl-1_1 (openSUSE-SU-2021:0476-1)");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2021 Greenbone Networks GmbH");
script_family("SuSE Local Security Checks");
script_dependencies("gather-package-list.nasl");
script_mandatory_keys("ssh/login/suse", "ssh/login/rpms", re:"ssh/login/release=openSUSELeap15\.2");
script_xref(name:"Advisory-ID", value:"openSUSE-SU-2021:0476-1");
script_xref(name:"URL", value:"https://lists.opensuse.org/archives/list/[email protected]/thread/YRCNDGXHP3DJBJKDGVACNKEWGRZDKQRJ");
script_tag(name:"summary", value:"The remote host is missing an update for the 'openssl-1_1'
package(s) announced via the openSUSE-SU-2021:0476-1 advisory.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");
script_tag(name:"insight", value:"This update for openssl-1_1 fixes the security issue:
* CVE-2021-3449: An OpenSSL TLS server may crash if sent a maliciously
crafted renegotiation ClientHello message from a client. If a TLSv1.2
renegotiation ClientHello omits the signature_algorithms extension but
includes a signature_algorithms_cert extension, then a NULL pointer
dereference will result, leading to a crash and a denial of service
attack. OpenSSL TLS clients are not impacted by this issue. [bsc#1183852]
This update was imported from the SUSE:SLE-15-SP2:Update update project.");
script_tag(name:"affected", value:"'openssl-1_1' package(s) on openSUSE Leap 15.2.");
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 == "openSUSELeap15.2") {
if(!isnull(res = isrpmvuln(pkg:"libopenssl-1_1-devel", rpm:"libopenssl-1_1-devel~1.1.1d~lp152.7.15.1", rls:"openSUSELeap15.2"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"libopenssl1_1", rpm:"libopenssl1_1~1.1.1d~lp152.7.15.1", rls:"openSUSELeap15.2"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"libopenssl1_1-debuginfo", rpm:"libopenssl1_1-debuginfo~1.1.1d~lp152.7.15.1", rls:"openSUSELeap15.2"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"libopenssl1_1-hmac", rpm:"libopenssl1_1-hmac~1.1.1d~lp152.7.15.1", rls:"openSUSELeap15.2"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"openssl-1_1", rpm:"openssl-1_1~1.1.1d~lp152.7.15.1", rls:"openSUSELeap15.2"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"openssl-1_1-debuginfo", rpm:"openssl-1_1-debuginfo~1.1.1d~lp152.7.15.1", rls:"openSUSELeap15.2"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"openssl-1_1-debugsource", rpm:"openssl-1_1-debugsource~1.1.1d~lp152.7.15.1", rls:"openSUSELeap15.2"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"openssl-1_1-doc", rpm:"openssl-1_1-doc~1.1.1d~lp152.7.15.1", rls:"openSUSELeap15.2"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"libopenssl-1_1-devel-32bit", rpm:"libopenssl-1_1-devel-32bit~1.1.1d~lp152.7.15.1", rls:"openSUSELeap15.2"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"libopenssl1_1-32bit", rpm:"libopenssl1_1-32bit~1.1.1d~lp152.7.15.1", rls:"openSUSELeap15.2"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"libopenssl1_1-32bit-debuginfo", rpm:"libopenssl1_1-32bit-debuginfo~1.1.1d~lp152.7.15.1", rls:"openSUSELeap15.2"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"libopenssl1_1-hmac-32bit", rpm:"libopenssl1_1-hmac-32bit~1.1.1d~lp152.7.15.1", rls:"openSUSELeap15.2"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
exit(0);
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
7.1 High
AI Score
Confidence
High
0.005 Low
EPSS
Percentile
76.4%