5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
6.2 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
48.8%
This update for nextcloud fixes the following issues :
nextcloud was upgraded to version 20.0.7
CVE-2020-8294: Fixed a missing link validation (boo#1181803)
CVE-2020-8295: Fixed a denial of service attack (boo#1181804)
CVE-2020-8293: Fixed an input validation issue (boo#1181445)
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from openSUSE Security Update openSUSE-2021-262.
#
# The text description of this plugin is (C) SUSE LLC.
#
include('compat.inc');
if (description)
{
script_id(146325);
script_version("1.3");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/01/22");
script_cve_id("CVE-2020-8293", "CVE-2020-8294", "CVE-2020-8295");
script_name(english:"openSUSE Security Update : nextcloud (openSUSE-2021-262)");
script_set_attribute(attribute:"synopsis", value:
"The remote openSUSE host is missing a security update.");
script_set_attribute(attribute:"description", value:
"This update for nextcloud fixes the following issues :
- nextcloud was upgraded to version 20.0.7
- CVE-2020-8294: Fixed a missing link validation
(boo#1181803)
- CVE-2020-8295: Fixed a denial of service attack
(boo#1181804)
- CVE-2020-8293: Fixed an input validation issue
(boo#1181445)");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1181445");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1181803");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1181804");
script_set_attribute(attribute:"solution", value:
"Update the affected nextcloud packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N");
script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N");
script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2020-8294");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"vuln_publication_date", value:"2021/01/26");
script_set_attribute(attribute:"patch_publication_date", value:"2021/02/08");
script_set_attribute(attribute:"plugin_publication_date", value:"2021/02/09");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:nextcloud");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:nextcloud-apache");
script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:15.2");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"SuSE Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2021-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/SuSE/release", "Host/SuSE/rpm-list");
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("rpm.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/SuSE/release");
if (isnull(release) || release =~ "^(SLED|SLES)") audit(AUDIT_OS_NOT, "openSUSE");
if (release !~ "^(SUSE15\.2)$") audit(AUDIT_OS_RELEASE_NOT, "openSUSE", "15.2", release);
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
flag = 0;
if ( rpm_check(release:"SUSE15.2", reference:"nextcloud-20.0.7-lp152.3.6.1") ) flag++;
if ( rpm_check(release:"SUSE15.2", reference:"nextcloud-apache-20.0.7-lp152.3.6.1") ) flag++;
if (flag)
{
if (report_verbosity > 0) security_note(port:0, extra:rpm_report_get());
else security_note(0);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "nextcloud / nextcloud-apache");
}
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
6.2 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
48.8%