CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
Low
EPSS
Percentile
87.7%
Update to version 2.7 from upstream Security fix for CVE-2019-9494 (cache attack against SAE) Security fix for CVE-2019-9495 (cache attack against EAP-pwd) Security fix for CVE-2019-9496 (SAE confirm missing state validation in hostapd/AP) Security fix for CVE-2019-9497 (EAP-pwd server not checking for reflection attack) Security fix for CVE-2019-9498 (EAP-pwd server missing commit validation for scalar/element) Security fix for CVE-2019-9499 (EAP-pwd peer missing commit validation for scalar/element)
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.
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Fedora Security Advisory FEDORA-2019-d03bae77f5.
#
include('compat.inc');
if (description)
{
script_id(124250);
script_version("1.4");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/05/31");
script_cve_id(
"CVE-2019-9494",
"CVE-2019-9495",
"CVE-2019-9496",
"CVE-2019-9497",
"CVE-2019-9498",
"CVE-2019-9499"
);
script_xref(name:"FEDORA", value:"2019-d03bae77f5");
script_name(english:"Fedora 28 : hostapd (2019-d03bae77f5)");
script_set_attribute(attribute:"synopsis", value:
"The remote Fedora host is missing a security update.");
script_set_attribute(attribute:"description", value:
"Update to version 2.7 from upstream Security fix for CVE-2019-9494
(cache attack against SAE) Security fix for CVE-2019-9495 (cache
attack against EAP-pwd) Security fix for CVE-2019-9496 (SAE confirm
missing state validation in hostapd/AP) Security fix for CVE-2019-9497
(EAP-pwd server not checking for reflection attack) Security fix for
CVE-2019-9498 (EAP-pwd server missing commit validation for
scalar/element) Security fix for CVE-2019-9499 (EAP-pwd peer missing
commit validation for scalar/element)
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-2019-d03bae77f5");
script_set_attribute(attribute:"solution", value:
"Update the affected hostapd package.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-9499");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"vuln_publication_date", value:"2019/04/17");
script_set_attribute(attribute:"patch_publication_date", value:"2019/04/23");
script_set_attribute(attribute:"plugin_publication_date", value:"2019/04/24");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:hostapd");
script_set_attribute(attribute:"cpe", value:"cpe:/o:fedoraproject:fedora:28");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Fedora Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2019-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/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:"^28([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Fedora 28", "Fedora " + os_ver);
if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Fedora", cpu);
flag = 0;
if (rpm_check(release:"FC28", reference:"hostapd-2.7-2.fc28")) 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, "hostapd");
}
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9494
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9495
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9496
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9497
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9498
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9499
bodhi.fedoraproject.org/updates/FEDORA-2019-d03bae77f5
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
Low
EPSS
Percentile
87.7%