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
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
85.6%
Update to 80.0.3987.149. Upstream says it fixes ‘13’ security issues, but only lists these CVEs :
CVE-2020-6422: Use after free in WebGL
CVE-2020-6424: Use after free in media
CVE-2020-6425: Insufficient policy enforcement in extensions.
CVE-2020-6426: Inappropriate implementation in V8
CVE-2020-6427: Use after free in audio
CVE-2020-6428: Use after free in audio
CVE-2020-6429: Use after free in audio.
CVE-2019-20503: Out of bounds read in usersctplib.
CVE-2020-6449: Use after free in audio
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-2020-7fd051b378.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(134842);
script_version("1.5");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/03/21");
script_cve_id(
"CVE-2019-20503",
"CVE-2020-6422",
"CVE-2020-6424",
"CVE-2020-6425",
"CVE-2020-6426",
"CVE-2020-6427",
"CVE-2020-6428",
"CVE-2020-6429",
"CVE-2020-6449"
);
script_xref(name:"FEDORA", value:"2020-7fd051b378");
script_name(english:"Fedora 31 : chromium (2020-7fd051b378)");
script_set_attribute(attribute:"synopsis", value:
"The remote Fedora host is missing a security update.");
script_set_attribute(attribute:"description", value:
"Update to 80.0.3987.149. Upstream says it fixes '13' security issues,
but only lists these CVEs :
- CVE-2020-6422: Use after free in WebGL
- CVE-2020-6424: Use after free in media
- CVE-2020-6425: Insufficient policy enforcement in
extensions.
- CVE-2020-6426: Inappropriate implementation in V8
- CVE-2020-6427: Use after free in audio
- CVE-2020-6428: Use after free in audio
- CVE-2020-6429: Use after free in audio.
- CVE-2019-20503: Out of bounds read in usersctplib.
- CVE-2020-6449: Use after free in audio
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-2020-7fd051b378");
script_set_attribute(attribute:"solution", value:
"Update the affected chromium 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:POC/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2020-6449");
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:"2020/03/06");
script_set_attribute(attribute:"patch_publication_date", value:"2020/03/24");
script_set_attribute(attribute:"plugin_publication_date", value:"2020/03/24");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:chromium");
script_set_attribute(attribute:"cpe", value:"cpe:/o:fedoraproject:fedora:31");
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) 2020-2024 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:"^31([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Fedora 31", "Fedora " + os_ver);
if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Fedora", cpu);
flag = 0;
if (rpm_check(release:"FC31", reference:"chromium-80.0.3987.149-1.fc31", allowmaj:TRUE)) 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, "chromium");
}
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20503
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6422
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6424
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6425
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6426
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6427
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6428
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6429
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6449
bodhi.fedoraproject.org/updates/FEDORA-2020-7fd051b378
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
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
85.6%