CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
EPSS
Percentile
59.5%
Matthew Daley discovered a memory disclosure vulnerability in nginx.
In previous versions of this web server, an attacker can receive the content of previously freed memory if an upstream server returned a specially crafted HTTP response, potentially exposing sensitive information.
#%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-2434. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(58391);
script_version("1.9");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/11");
script_cve_id("CVE-2012-1180");
script_xref(name:"DSA", value:"2434");
script_name(english:"Debian DSA-2434-1 : nginx - sensitive information leak");
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:
"Matthew Daley discovered a memory disclosure vulnerability in nginx.
In previous versions of this web server, an attacker can receive the
content of previously freed memory if an upstream server returned a
specially crafted HTTP response, potentially exposing sensitive
information."
);
script_set_attribute(
attribute:"see_also",
value:"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=664137"
);
script_set_attribute(
attribute:"see_also",
value:"https://packages.debian.org/source/squeeze/nginx"
);
script_set_attribute(
attribute:"see_also",
value:"https://www.debian.org/security/2012/dsa-2434"
);
script_set_attribute(
attribute:"solution",
value:
"Upgrade the nginx packages.
For the stable distribution (squeeze), this problem has been fixed in
version 0.7.67-3+squeeze2."
);
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:nginx");
script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:6.0");
script_set_attribute(attribute:"patch_publication_date", value:"2012/03/19");
script_set_attribute(attribute:"plugin_publication_date", value:"2012/03/20");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2012-2021 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:"nginx", reference:"0.7.67-3+squeeze2")) flag++;
if (deb_check(release:"6.0", prefix:"nginx-dbg", reference:"0.7.67-3+squeeze2")) 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");