An issue was discovered in AdvanceCOMP through 2.1. A NULL pointer dereference exists in the function be_uint32_read() located in endianrw.h. It can be triggered by sending a crafted file to a binary.
It allows an attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact when a victim opens a specially crafted file.(CVE-2019-8379)
An issue was discovered in AdvanceCOMP through 2.1. An invalid memory address occurs in the function adv_png_unfilter_8 in lib/png.c. It can be triggered by sending a crafted file to a binary. It allows an attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact when a victim opens a specially crafted file.(CVE-2019-8383)
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Amazon Linux 2 Security Advisory ALAS-2019-1328.
#
include('compat.inc');
if (description)
{
script_id(130224);
script_version("1.3");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/04/17");
script_cve_id("CVE-2019-8379", "CVE-2019-8383");
script_xref(name:"ALAS", value:"2019-1328");
script_name(english:"Amazon Linux 2 : mercurial (ALAS-2019-1328)");
script_set_attribute(attribute:"synopsis", value:
"The remote Amazon Linux 2 host is missing a security update.");
script_set_attribute(attribute:"description", value:
"An issue was discovered in AdvanceCOMP through 2.1. A NULL pointer
dereference exists in the function be_uint32_read() located in
endianrw.h. It can be triggered by sending a crafted file to a binary.
It allows an attacker to cause a Denial of Service (Segmentation
fault) or possibly have unspecified other impact when a victim opens a
specially crafted file.(CVE-2019-8379)
An issue was discovered in AdvanceCOMP through 2.1. An invalid memory
address occurs in the function adv_png_unfilter_8 in lib/png.c. It can
be triggered by sending a crafted file to a binary. It allows an
attacker to cause a Denial of Service (Segmentation fault) or possibly
have unspecified other impact when a victim opens a specially crafted
file.(CVE-2019-8383)");
script_set_attribute(attribute:"see_also", value:"https://alas.aws.amazon.com/AL2/ALAS-2019-1328.html");
script_set_attribute(attribute:"solution", value:
"Run 'yum update mercurial' to update your system.");
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:L/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-2019-8383");
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:"2019/02/17");
script_set_attribute(attribute:"patch_publication_date", value:"2019/10/23");
script_set_attribute(attribute:"plugin_publication_date", value:"2019/10/25");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:emacs-mercurial");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:emacs-mercurial-el");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mercurial");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mercurial-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:mercurial-hgk");
script_set_attribute(attribute:"cpe", value:"cpe:/o:amazon:linux:2");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Amazon Linux 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/AmazonLinux/release", "Host/AmazonLinux/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/AmazonLinux/release");
if (isnull(release) || !strlen(release)) audit(AUDIT_OS_NOT, "Amazon Linux");
os_ver = pregmatch(pattern: "^AL(A|\d)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Amazon Linux");
os_ver = os_ver[1];
if (os_ver != "2")
{
if (os_ver == 'A') os_ver = 'AMI';
audit(AUDIT_OS_NOT, "Amazon Linux 2", "Amazon Linux " + os_ver);
}
if (!get_kb_item("Host/AmazonLinux/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
flag = 0;
if (rpm_check(release:"AL2", reference:"emacs-mercurial-2.6.2-10.amzn2")) flag++;
if (rpm_check(release:"AL2", reference:"emacs-mercurial-el-2.6.2-10.amzn2")) flag++;
if (rpm_check(release:"AL2", reference:"mercurial-2.6.2-10.amzn2")) flag++;
if (rpm_check(release:"AL2", reference:"mercurial-debuginfo-2.6.2-10.amzn2")) flag++;
if (rpm_check(release:"AL2", reference:"mercurial-hgk-2.6.2-10.amzn2")) flag++;
if (flag)
{
if (report_verbosity > 0) security_warning(port:0, extra:rpm_report_get());
else security_warning(0);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "emacs-mercurial / emacs-mercurial-el / mercurial / etc");
}
Vendor | Product | Version | CPE |
---|---|---|---|
amazon | linux | emacs-mercurial | p-cpe:/a:amazon:linux:emacs-mercurial |
amazon | linux | emacs-mercurial-el | p-cpe:/a:amazon:linux:emacs-mercurial-el |
amazon | linux | mercurial | p-cpe:/a:amazon:linux:mercurial |
amazon | linux | mercurial-debuginfo | p-cpe:/a:amazon:linux:mercurial-debuginfo |
amazon | linux | mercurial-hgk | p-cpe:/a:amazon:linux:mercurial-hgk |
amazon | linux | 2 | cpe:/o:amazon:linux:2 |