CVSS2
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:A/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS
Percentile
72.8%
Fix the for the Key Reinstallation Attacks ==========================================
hostapd: Avoid key reinstallation in FT handshake (CVE-2017-13082)
Fix PTK rekeying to generate a new ANonce
Prevent reinstallation of an already in-use group key and extend protection of GTK/IGTK reinstallation of WNM-Sleep Mode cases (CVE-2017-13078, CVE-2017-13079, CVE-2017-13080, CVE-2017-13081, CVE-2017-13087, CVE-2017-13088)
Prevent installation of an all-zero TK
TDLS: Reject TPK-TK reconfiguration
WNM: Ignore WNM-Sleep Mode Response without pending request
FT: Do not allow multiple Reassociation Response frames
Upstream advisory:
https://w1.fi/security/2017-1/wpa-packet-number-reuse-with-replayed-me ssages.txt
Details and the paper: https://www.krackattacks.com/
Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Fedora Security Advisory FEDORA-2017-12e76e8364.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(103884);
script_version("3.12");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/11");
script_cve_id("CVE-2017-13077", "CVE-2017-13078", "CVE-2017-13079", "CVE-2017-13080", "CVE-2017-13081", "CVE-2017-13082", "CVE-2017-13087", "CVE-2017-13088");
script_xref(name:"FEDORA", value:"2017-12e76e8364");
script_xref(name:"IAVA", value:"2017-A-0310");
script_name(english:"Fedora 25 : 1:wpa_supplicant (2017-12e76e8364) (KRACK)");
script_summary(english:"Checks rpm output for the updated package.");
script_set_attribute(
attribute:"synopsis",
value:"The remote Fedora host is missing a security update."
);
script_set_attribute(
attribute:"description",
value:
"Fix the for the Key Reinstallation Attacks
==========================================
- hostapd: Avoid key reinstallation in FT handshake
(CVE-2017-13082)
- Fix PTK rekeying to generate a new ANonce
- Prevent reinstallation of an already in-use group key
and extend protection of GTK/IGTK reinstallation of
WNM-Sleep Mode cases (CVE-2017-13078, CVE-2017-13079,
CVE-2017-13080, CVE-2017-13081, CVE-2017-13087,
CVE-2017-13088)
- Prevent installation of an all-zero TK
- TDLS: Reject TPK-TK reconfiguration
- WNM: Ignore WNM-Sleep Mode Response without pending
request
- FT: Do not allow multiple Reassociation Response frames
Upstream advisory:
https://w1.fi/security/2017-1/wpa-packet-number-reuse-with-replayed-me
ssages.txt
Details and the paper: https://www.krackattacks.com/
Note that Tenable Network Security has extracted the preceding
description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as
possible without introducing additional issues."
);
script_set_attribute(
attribute:"see_also",
value:"https://bodhi.fedoraproject.org/updates/FEDORA-2017-12e76e8364"
);
script_set_attribute(
attribute:"see_also",
value:"https://www.krackattacks.com/"
);
script_set_attribute(
attribute:"solution",
value:"Update the affected 1:wpa_supplicant package."
);
script_set_cvss_base_vector("CVSS2#AV:A/AC:L/Au:N/C:P/I:P/A:P");
script_set_cvss3_base_vector("CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:1:wpa_supplicant");
script_set_attribute(attribute:"cpe", value:"cpe:/o:fedoraproject:fedora:25");
script_set_attribute(attribute:"vuln_publication_date", value:"2017/10/17");
script_set_attribute(attribute:"patch_publication_date", value:"2017/10/16");
script_set_attribute(attribute:"plugin_publication_date", value:"2017/10/18");
script_set_attribute(attribute:"in_the_news", value:"true");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_set_attribute(attribute:"stig_severity", value:"II");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2017-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_family(english:"Fedora Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/RedHat/release", "Host/RedHat/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/RedHat/release");
if (isnull(release) || "Fedora" >!< release) audit(AUDIT_OS_NOT, "Fedora");
os_ver = pregmatch(pattern: "Fedora.*release ([0-9]+)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Fedora");
os_ver = os_ver[1];
if (! preg(pattern:"^25([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Fedora 25", "Fedora " + os_ver);
if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Fedora", cpu);
flag = 0;
if (rpm_check(release:"FC25", reference:"wpa_supplicant-2.6-3.fc25.1", epoch:"1")) flag++;
if (flag)
{
security_report_v4(
port : 0,
severity : SECURITY_WARNING,
extra : rpm_report_get()
);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "1:wpa_supplicant");
}
Vendor | Product | Version | CPE |
---|---|---|---|
fedoraproject | fedora | 1 | p-cpe:/a:fedoraproject:fedora:1:wpa_supplicant |
fedoraproject | fedora | 25 | cpe:/o:fedoraproject:fedora:25 |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-13077
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-13078
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-13079
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-13080
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-13081
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-13082
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-13087
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-13088
bodhi.fedoraproject.org/updates/FEDORA-2017-12e76e8364
www.krackattacks.com/
CVSS2
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:A/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS
Percentile
72.8%