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nessusThis script is Copyright (C) 2019-2024 and is owned by Tenable, Inc. or an Affiliate thereof.DEBIAN_DLA-2011.NASL
HistoryNov 27, 2019 - 12:00 a.m.

Debian DLA-2011-1 : xmlrpc-epi security update

2019-11-2700:00:00
This script is Copyright (C) 2019-2024 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
16
debian
xmlrpc-epi
security update
integer signedness error
buffer overflow
arbitrary code
upgrade

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

8.2

Confidence

Low

EPSS

0.021

Percentile

89.1%

An issue in xmlrpc-epi, an XML-RPC request serialisation/deserialisation library, has been found.

An integer signedness error in the simplestring_addn function in simplestring.c in xmlrpc-epi could be used for a heap based buffer overflow and possibly execution of arbitrary code.

For Debian 8 ‘Jessie’, this problem has been fixed in version 0.54.2-1.1+deb8u1.

We recommend that you upgrade your xmlrpc-epi packages.

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. 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 Debian Security Advisory DLA-2011-1. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(131330);
  script_version("1.5");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/04/09");

  script_cve_id("CVE-2016-6296");

  script_name(english:"Debian DLA-2011-1 : xmlrpc-epi security update");

  script_set_attribute(attribute:"synopsis", value:
"The remote Debian host is missing a security update.");
  script_set_attribute(attribute:"description", value:
"An issue in xmlrpc-epi, an XML-RPC request
serialisation/deserialisation library, has been found.

An integer signedness error in the simplestring_addn function in
simplestring.c in xmlrpc-epi could be used for a heap based buffer
overflow and possibly execution of arbitrary code.

For Debian 8 'Jessie', this problem has been fixed in version
0.54.2-1.1+deb8u1.

We recommend that you upgrade your xmlrpc-epi packages.

NOTE: Tenable Network Security has extracted the preceding description
block directly from the DLA security advisory. 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://lists.debian.org/debian-lts-announce/2019/11/msg00029.html");
  script_set_attribute(attribute:"see_also", value:"https://packages.debian.org/source/jessie/xmlrpc-epi");
  script_set_attribute(attribute:"solution", value:
"Upgrade the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/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:N/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-2016-6296");

  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:"2016/07/25");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/11/26");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/11/27");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libxmlrpc-epi-dev");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libxmlrpc-epi0");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libxmlrpc-epi0-dbg");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:8.0");
  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) 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/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:"8.0", prefix:"libxmlrpc-epi-dev", reference:"0.54.2-1.1+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"libxmlrpc-epi0", reference:"0.54.2-1.1+deb8u1")) flag++;
if (deb_check(release:"8.0", prefix:"libxmlrpc-epi0-dbg", reference:"0.54.2-1.1+deb8u1")) 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");

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

8.2

Confidence

Low

EPSS

0.021

Percentile

89.1%