Vulnerabilities > CVE-2006-4450 - Unspecified vulnerability in PHPbb Group PHPbb 2.0.20

047910
CVSS 5.1 - MEDIUM
Attack vector
NETWORK
Attack complexity
HIGH
Privileges required
NONE
Confidentiality impact
PARTIAL
Integrity impact
PARTIAL
Availability impact
PARTIAL
network
high complexity
phpbb-group
nessus
exploit available

Summary

usercp_avatar.php in PHPBB 2.0.20, when avatar uploading is enabled, allows remote attackers to use the server as a web proxy by submitting a URL to the avatarurl parameter, which is then used in an HTTP GET request.

Vulnerable Configurations

Part Description Count
Application
Phpbb_Group
1

Exploit-Db

descriptionPHPBB 2.0.20 Unauthorized HTTP Proxy Vulnerability. CVE-2006-4450. Webapps exploit for php platform
idEDB-ID:27863
last seen2016-02-03
modified2006-05-12
published2006-05-12
reporterrgod
sourcehttps://www.exploit-db.com/download/27863/
titlePHPBB 2.0.20 Unauthorized HTTP Proxy Vulnerability

Nessus

NASL familyDebian Local Security Checks
NASL idDEBIAN_DSA-1066.NASL
descriptionIt was discovered that phpbb2, a web-based bulletin board, does insufficiently sanitise values passed to the
last seen2020-06-01
modified2020-06-02
plugin id22608
published2006-10-14
reporterThis script is Copyright (C) 2006-2019 Tenable Network Security, Inc.
sourcehttps://www.tenable.com/plugins/nessus/22608
titleDebian DSA-1066-1 : phpbb2 - missing input sanitising
code
#%NASL_MIN_LEVEL 80502

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Debian Security Advisory DSA-1066. The text 
# itself is copyright (C) Software in the Public Interest, Inc.
#

include("compat.inc");

if (description)
{
  script_id(22608);
  script_version("1.15");
  script_cvs_date("Date: 2019/08/02 13:32:19");

  script_cve_id("CVE-2006-1896", "CVE-2006-4450");
  script_xref(name:"DSA", value:"1066");

  script_name(english:"Debian DSA-1066-1 : phpbb2 - missing input sanitising");
  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:
"It was discovered that phpbb2, a web-based bulletin board, does
insufficiently sanitise values passed to the 'Font Colour 3' setting,
which might lead to the execution of injected code by admin users."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=365533"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.debian.org/security/2006/dsa-1066"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"Upgrade the phpbb2 package.

The old stable distribution (woody) does not contain phpbb2 packages.

For the stable distribution (sarge) this problem has been fixed in
version 2.0.13+1-6sarge3."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:S/C:P/I:P/A:P");
  script_cwe_id(94);

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:phpbb2");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:3.1");

  script_set_attribute(attribute:"patch_publication_date", value:"2006/05/20");
  script_set_attribute(attribute:"plugin_publication_date", value:"2006/10/14");
  script_set_attribute(attribute:"vuln_publication_date", value:"2006/05/12");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2006-2019 Tenable Network Security, Inc.");
  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:"3.1", prefix:"phpbb2", reference:"2.0.13-6sarge3")) flag++;
if (deb_check(release:"3.1", prefix:"phpbb2-conf-mysql", reference:"2.0.13-6sarge3")) flag++;
if (deb_check(release:"3.1", prefix:"phpbb2-languages", reference:"2.0.13-6sarge3")) flag++;

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