CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
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
Low
EPSS
Percentile
89.3%
The following vulnerability has been discovered in the webkit2gtk web engine :
CVE-2020-3885 Ryan Pickren discovered that a file URL may be incorrectly processed.
CVE-2020-3894 Sergei Glazunov discovered that a race condition may allow an application to read restricted memory.
CVE-2020-3895 grigoritchy discovered that processing maliciously crafted web content may lead to arbitrary code execution.
CVE-2020-3897 Brendan Draper discovered that a remote attacker may be able to cause arbitrary code execution.
CVE-2020-3899 OSS-Fuzz discovered that a remote attacker may be able to cause arbitrary code execution.
CVE-2020-3900 Dongzhuo Zhao discovered that processing maliciously crafted web content may lead to arbitrary code execution.
CVE-2020-3901 Benjamin Randazzo discovered that processing maliciously crafted web content may lead to arbitrary code execution.
CVE-2020-3902 Yigit Can Yilmaz discovered that processing maliciously crafted web content may lead to a cross site scripting attack.
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Debian Security Advisory DSA-4681. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#
include('compat.inc');
if (description)
{
script_id(136413);
script_version("1.3");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/03/13");
script_cve_id(
"CVE-2020-3885",
"CVE-2020-3894",
"CVE-2020-3895",
"CVE-2020-3897",
"CVE-2020-3899",
"CVE-2020-3900",
"CVE-2020-3901",
"CVE-2020-3902"
);
script_xref(name:"DSA", value:"4681");
script_name(english:"Debian DSA-4681-1 : webkit2gtk - security update");
script_set_attribute(attribute:"synopsis", value:
"The remote Debian host is missing a security-related update.");
script_set_attribute(attribute:"description", value:
"The following vulnerability has been discovered in the webkit2gtk web
engine :
- CVE-2020-3885
Ryan Pickren discovered that a file URL may be
incorrectly processed.
- CVE-2020-3894
Sergei Glazunov discovered that a race condition may
allow an application to read restricted memory.
- CVE-2020-3895
grigoritchy discovered that processing maliciously
crafted web content may lead to arbitrary code
execution.
- CVE-2020-3897
Brendan Draper discovered that a remote attacker may be
able to cause arbitrary code execution.
- CVE-2020-3899
OSS-Fuzz discovered that a remote attacker may be able
to cause arbitrary code execution.
- CVE-2020-3900
Dongzhuo Zhao discovered that processing maliciously
crafted web content may lead to arbitrary code
execution.
- CVE-2020-3901
Benjamin Randazzo discovered that processing maliciously
crafted web content may lead to arbitrary code
execution.
- CVE-2020-3902
Yigit Can Yilmaz discovered that processing maliciously
crafted web content may lead to a cross site scripting
attack.");
script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2020-3885");
script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2020-3894");
script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2020-3895");
script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2020-3897");
script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2020-3899");
script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2020-3900");
script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2020-3901");
script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2020-3902");
script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/source-package/webkit2gtk");
script_set_attribute(attribute:"see_also", value:"https://packages.debian.org/source/buster/webkit2gtk");
script_set_attribute(attribute:"see_also", value:"https://www.debian.org/security/2020/dsa-4681");
script_set_attribute(attribute:"solution", value:
"Upgrade the webkit2gtk packages.
For the stable distribution (buster), these problems have been fixed
in version 2.28.2-2~deb10u1.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C");
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-2020-3899");
script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2020-3901");
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:"2020/04/01");
script_set_attribute(attribute:"patch_publication_date", value:"2020/05/07");
script_set_attribute(attribute:"plugin_publication_date", value:"2020/05/08");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:webkit2gtk");
script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:10.0");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Debian 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/Debian/release", "Host/Debian/dpkg-l");
exit(0);
}
include("audit.inc");
include("debian_package.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Debian/release")) audit(AUDIT_OS_NOT, "Debian");
if (!get_kb_item("Host/Debian/dpkg-l")) audit(AUDIT_PACKAGE_LIST_MISSING);
flag = 0;
if (deb_check(release:"10.0", prefix:"gir1.2-javascriptcoregtk-4.0", reference:"2.28.2-2~deb10u1")) flag++;
if (deb_check(release:"10.0", prefix:"gir1.2-webkit2-4.0", reference:"2.28.2-2~deb10u1")) flag++;
if (deb_check(release:"10.0", prefix:"libjavascriptcoregtk-4.0-18", reference:"2.28.2-2~deb10u1")) flag++;
if (deb_check(release:"10.0", prefix:"libjavascriptcoregtk-4.0-bin", reference:"2.28.2-2~deb10u1")) flag++;
if (deb_check(release:"10.0", prefix:"libjavascriptcoregtk-4.0-dev", reference:"2.28.2-2~deb10u1")) flag++;
if (deb_check(release:"10.0", prefix:"libwebkit2gtk-4.0-37", reference:"2.28.2-2~deb10u1")) flag++;
if (deb_check(release:"10.0", prefix:"libwebkit2gtk-4.0-37-gtk2", reference:"2.28.2-2~deb10u1")) flag++;
if (deb_check(release:"10.0", prefix:"libwebkit2gtk-4.0-dev", reference:"2.28.2-2~deb10u1")) flag++;
if (deb_check(release:"10.0", prefix:"libwebkit2gtk-4.0-doc", reference:"2.28.2-2~deb10u1")) flag++;
if (deb_check(release:"10.0", prefix:"webkit2gtk-driver", reference:"2.28.2-2~deb10u1")) flag++;
if (flag)
{
if (report_verbosity > 0) security_hole(port:0, extra:deb_report_get());
else security_hole(0);
exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3885
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3894
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3895
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3897
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3899
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3900
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3901
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3902
packages.debian.org/source/buster/webkit2gtk
security-tracker.debian.org/tracker/CVE-2020-3885
security-tracker.debian.org/tracker/CVE-2020-3894
security-tracker.debian.org/tracker/CVE-2020-3895
security-tracker.debian.org/tracker/CVE-2020-3897
security-tracker.debian.org/tracker/CVE-2020-3899
security-tracker.debian.org/tracker/CVE-2020-3900
security-tracker.debian.org/tracker/CVE-2020-3901
security-tracker.debian.org/tracker/CVE-2020-3902
security-tracker.debian.org/tracker/source-package/webkit2gtk
www.debian.org/security/2020/dsa-4681
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
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
Low
EPSS
Percentile
89.3%