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nessusThis script is Copyright (C) 2004-2021 Tenable Network Security, Inc.DEBIAN_DSA-135.NASL
HistorySep 29, 2004 - 12:00 a.m.

Debian DSA-135-1 : libapache-mod-ssl - buffer overflow / DoS

2004-09-2900:00:00
This script is Copyright (C) 2004-2021 Tenable Network Security, Inc.
www.tenable.com
19

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

4.6 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

26.7%

The libapache-mod-ssl package provides SSL capability to the apache webserver. Recently, a problem has been found in the handling of .htaccess files, allowing arbitrary code execution as the web server user (regardless of ExecCGI / suexec settings), DoS attacks (killing off apache children), and allowing someone to take control of apache child processes - all through specially crafted .htaccess files.

#%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-135. The text 
# itself is copyright (C) Software in the Public Interest, Inc.
#

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

if (description)
{
  script_id(14972);
  script_version("1.18");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/04");

  script_cve_id("CVE-2002-0653");
  script_bugtraq_id(5084);
  script_xref(name:"DSA", value:"135");

  script_name(english:"Debian DSA-135-1 : libapache-mod-ssl - buffer overflow / DoS");
  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:
"The libapache-mod-ssl package provides SSL capability to the apache
webserver. Recently, a problem has been found in the handling of
.htaccess files, allowing arbitrary code execution as the web server
user (regardless of ExecCGI / suexec settings), DoS attacks (killing
off apache children), and allowing someone to take control of apache
child processes - all through specially crafted .htaccess files."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.debian.org/security/2002/dsa-135"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"This has been fixed in the libapache-mod-ssl_2.4.10-1.3.9-1potato2
package (for potato), and the libapache-mod-ssl_2.8.9-2 package (for
woody). We recommend you upgrade as soon as possible."
  );
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P");
  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:libapache-mod-ssl");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:2.2");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:3.0");

  script_set_attribute(attribute:"patch_publication_date", value:"2002/07/02");
  script_set_attribute(attribute:"plugin_publication_date", value:"2004/09/29");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2004-2021 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:"2.2", prefix:"libapache-mod-ssl", reference:"2.4.10-1.3.9-1potato2")) flag++;
if (deb_check(release:"2.2", prefix:"libapache-mod-ssl-doc", reference:"2.4.10-1.3.9-1potato2")) flag++;
if (deb_check(release:"3.0", prefix:"libapache-mod-ssl", reference:"2.8.9-2")) flag++;
if (deb_check(release:"3.0", prefix:"libapache-mod-ssl-doc", reference:"2.8.9-2")) 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");
VendorProductVersionCPE
debiandebian_linuxlibapache-mod-sslp-cpe:/a:debian:debian_linux:libapache-mod-ssl
debiandebian_linux2.2cpe:/o:debian:debian_linux:2.2
debiandebian_linux3.0cpe:/o:debian:debian_linux:3.0

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

4.6 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

26.7%