A vulnerability has been discovered and corrected in curl :
libcurl is vulnerable to a case of bad checking of the input data which may lead to heap corruption. The function curl_easy_unescape() decodes URL encoded strings to raw binary data. URL encoded octets are represented with %HH combinations where HH is a two-digit hexadecimal number. The decoded string is written to an allocated memory area that the function returns to the caller (CVE-2013-2174).
The updated packages have been patched to correct this issue.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Mandriva Linux Security Advisory MDVSA-2013:180.
# The text itself is copyright (C) Mandriva S.A.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(67010);
script_version("1.8");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/06");
script_cve_id("CVE-2013-2174");
script_bugtraq_id(60737);
script_xref(name:"MDVSA", value:"2013:180");
script_name(english:"Mandriva Linux Security Advisory : curl (MDVSA-2013:180)");
script_summary(english:"Checks rpm output for the updated packages");
script_set_attribute(
attribute:"synopsis",
value:
"The remote Mandriva Linux host is missing one or more security
updates."
);
script_set_attribute(
attribute:"description",
value:
"A vulnerability has been discovered and corrected in curl :
libcurl is vulnerable to a case of bad checking of the input data
which may lead to heap corruption. The function curl_easy_unescape()
decodes URL encoded strings to raw binary data. URL encoded octets are
represented with \%HH combinations where HH is a two-digit hexadecimal
number. The decoded string is written to an allocated memory area that
the function returns to the caller (CVE-2013-2174).
The updated packages have been patched to correct this issue."
);
script_set_attribute(
attribute:"see_also",
value:"http://curl.haxx.se/docs/adv_20130622.html"
);
script_set_attribute(attribute:"solution", value:"Update the affected packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:ND/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:mandriva:linux:curl");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:curl-examples");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:lib64curl-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:lib64curl4");
script_set_attribute(attribute:"cpe", value:"cpe:/o:mandriva:business_server:1");
script_set_attribute(attribute:"patch_publication_date", value:"2013/06/27");
script_set_attribute(attribute:"plugin_publication_date", value:"2013/06/28");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2013-2021 Tenable Network Security, Inc.");
script_family(english:"Mandriva Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/Mandrake/release", "Host/Mandrake/rpm-list");
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("rpm.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Mandrake/release")) audit(AUDIT_OS_NOT, "Mandriva / Mandake Linux");
if (!get_kb_item("Host/Mandrake/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu !~ "^(amd64|i[3-6]86|x86_64)$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Mandriva / Mandrake Linux", cpu);
flag = 0;
if (rpm_check(release:"MDK-MBS1", cpu:"x86_64", reference:"curl-7.24.0-2.2.mbs1")) flag++;
if (rpm_check(release:"MDK-MBS1", cpu:"x86_64", reference:"curl-examples-7.24.0-2.2.mbs1")) flag++;
if (rpm_check(release:"MDK-MBS1", cpu:"x86_64", reference:"lib64curl-devel-7.24.0-2.2.mbs1")) flag++;
if (rpm_check(release:"MDK-MBS1", cpu:"x86_64", reference:"lib64curl4-7.24.0-2.2.mbs1")) flag++;
if (flag)
{
if (report_verbosity > 0) security_warning(port:0, extra:rpm_report_get());
else security_warning(0);
exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");
Vendor | Product | Version | CPE |
---|---|---|---|
mandriva | linux | curl | p-cpe:/a:mandriva:linux:curl |
mandriva | linux | curl-examples | p-cpe:/a:mandriva:linux:curl-examples |
mandriva | linux | lib64curl-devel | p-cpe:/a:mandriva:linux:lib64curl-devel |
mandriva | linux | lib64curl4 | p-cpe:/a:mandriva:linux:lib64curl4 |
mandriva | business_server | 1 | cpe:/o:mandriva:business_server:1 |