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nessusThis script is Copyright (C) 2013-2021 and is owned by Tenable, Inc. or an Affiliate thereof.DEBIAN_DSA-2752.NASL
HistorySep 08, 2013 - 12:00 a.m.

Debian DSA-2752-1 : phpbb3 - permissions too wide

2013-09-0800:00:00
This script is Copyright (C) 2013-2021 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
22

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

EPSS

0

Percentile

5.1%

Andreas Beckmann discovered that phpBB, a web forum, as installed in Debian, sets incorrect permissions for cached files, allowing a malicious local user to overwrite them.

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Debian Security Advisory DSA-2752. The text 
# itself is copyright (C) Software in the Public Interest, Inc.
#

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

if (description)
{
  script_id(69813);
  script_version("1.10");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/11");

  script_cve_id("CVE-2013-5724");
  script_bugtraq_id(62267);
  script_xref(name:"DSA", value:"2752");

  script_name(english:"Debian DSA-2752-1 : phpbb3 - permissions too wide");
  script_summary(english:"Checks dpkg output for the updated package");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote Debian host is missing a security-related update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"Andreas Beckmann discovered that phpBB, a web forum, as installed in
Debian, sets incorrect permissions for cached files, allowing a
malicious local user to overwrite them."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=711172"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://packages.debian.org/source/squeeze/phpbb3"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://packages.debian.org/source/wheezy/phpbb3"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.debian.org/security/2013/dsa-2752"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"Upgrade the phpbb3 packages.

For the oldstable distribution (squeeze), this problem has been fixed
in version 3.0.7-PL1-4+squeeze1.

For the stable distribution (wheezy), this problem has been fixed in
version 3.0.10-4+deb7u1."
  );
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:N/I:P/A:N");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:phpbb3");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:6.0");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:7.0");

  script_set_attribute(attribute:"patch_publication_date", value:"2013/09/07");
  script_set_attribute(attribute:"plugin_publication_date", value:"2013/09/08");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2013-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Debian Local Security Checks");

  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:"6.0", prefix:"phpbb3", reference:"3.0.7-PL1-4+squeeze1")) flag++;
if (deb_check(release:"6.0", prefix:"phpbb3-l10n", reference:"3.0.7-PL1-4+squeeze1")) flag++;
if (deb_check(release:"7.0", prefix:"phpbb3", reference:"3.0.10-4+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"phpbb3-l10n", reference:"3.0.10-4+deb7u1")) flag++;

if (flag)
{
  if (report_verbosity > 0) security_note(port:0, extra:deb_report_get());
  else security_note(0);
  exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

EPSS

0

Percentile

5.1%

Related for DEBIAN_DSA-2752.NASL