CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
EPSS
Percentile
74.2%
Security Fix(es) :
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text is (C) Scientific Linux.
#
include("compat.inc");
if (description)
{
script_id(135886);
script_version("1.3");
script_set_attribute(attribute:"plugin_modification_date", value:"2020/04/27");
script_cve_id("CVE-2020-5260");
script_name(english:"Scientific Linux Security Update : git on SL7.x x86_64 (20200421)");
script_summary(english:"Checks rpm output for the updated packages");
script_set_attribute(
attribute:"synopsis",
value:
"The remote Scientific Linux host is missing one or more security
updates."
);
script_set_attribute(
attribute:"description",
value:
"Security Fix(es) :
- git: Crafted URL containing new lines can cause
credential leak (CVE-2020-5260)"
);
# https://listserv.fnal.gov/scripts/wa.exe?A2=ind2004&L=SCIENTIFIC-LINUX-ERRATA&P=22362
script_set_attribute(
attribute:"see_also",
value:"http://www.nessus.org/u?43ffbb91"
);
script_set_attribute(attribute:"solution", value:"Update the affected packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:N/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:N/UI:N/S:U/C:H/I:N/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-2020-5260");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:emacs-git");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:emacs-git-el");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:git");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:git-all");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:git-bzr");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:git-cvs");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:git-daemon");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:git-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:git-email");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:git-gnome-keyring");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:git-gui");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:git-hg");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:git-instaweb");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:git-p4");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:git-svn");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:gitk");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:gitweb");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:perl-Git");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:perl-Git-SVN");
script_set_attribute(attribute:"cpe", value:"x-cpe:/o:fermilab:scientific_linux");
script_set_attribute(attribute:"vuln_publication_date", value:"2020/04/14");
script_set_attribute(attribute:"patch_publication_date", value:"2020/04/21");
script_set_attribute(attribute:"plugin_publication_date", value:"2020/04/22");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2020 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_family(english:"Scientific Linux Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/RedHat/release", "Host/RedHat/rpm-list");
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("misc_func.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) || "Scientific Linux " >!< release) audit(AUDIT_HOST_NOT, "running Scientific Linux");
os_ver = pregmatch(pattern: "Scientific Linux.*release ([0-9]+(\.[0-9]+)?)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Scientific Linux");
os_ver = os_ver[1];
if (! preg(pattern:"^7([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Scientific Linux 7.x", "Scientific Linux " + os_ver);
if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu >!< "x86_64" && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Scientific Linux", cpu);
flag = 0;
if (rpm_check(release:"SL7", reference:"emacs-git-1.8.3.1-22.el7_8")) flag++;
if (rpm_check(release:"SL7", reference:"emacs-git-el-1.8.3.1-22.el7_8")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"git-1.8.3.1-22.el7_8")) flag++;
if (rpm_check(release:"SL7", reference:"git-all-1.8.3.1-22.el7_8")) flag++;
if (rpm_check(release:"SL7", reference:"git-bzr-1.8.3.1-22.el7_8")) flag++;
if (rpm_check(release:"SL7", reference:"git-cvs-1.8.3.1-22.el7_8")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"git-daemon-1.8.3.1-22.el7_8")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"git-debuginfo-1.8.3.1-22.el7_8")) flag++;
if (rpm_check(release:"SL7", reference:"git-email-1.8.3.1-22.el7_8")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"git-gnome-keyring-1.8.3.1-22.el7_8")) flag++;
if (rpm_check(release:"SL7", reference:"git-gui-1.8.3.1-22.el7_8")) flag++;
if (rpm_check(release:"SL7", reference:"git-hg-1.8.3.1-22.el7_8")) flag++;
if (rpm_check(release:"SL7", reference:"git-instaweb-1.8.3.1-22.el7_8")) flag++;
if (rpm_check(release:"SL7", reference:"git-p4-1.8.3.1-22.el7_8")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"git-svn-1.8.3.1-22.el7_8")) flag++;
if (rpm_check(release:"SL7", reference:"gitk-1.8.3.1-22.el7_8")) flag++;
if (rpm_check(release:"SL7", reference:"gitweb-1.8.3.1-22.el7_8")) flag++;
if (rpm_check(release:"SL7", reference:"perl-Git-1.8.3.1-22.el7_8")) flag++;
if (rpm_check(release:"SL7", reference:"perl-Git-SVN-1.8.3.1-22.el7_8")) 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, "emacs-git / emacs-git-el / git / git-all / git-bzr / git-cvs / etc");
}
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
EPSS
Percentile
74.2%