5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.071 Low
EPSS
Percentile
94.0%
A vulnerability has been discovered and corrected in clamav :
Off-by-one error in the cli_hm_scan function in matcher-hash.c in libclamav in ClamAV before 0.97.2 allows remote attackers to cause a denial of service (daemon crash) via an e-mail message that is not properly handled during certain hash calculations (CVE-2011-2721).
Packages for 2009.0 are provided as of the Extended Maintenance Program. Please visit this link to learn more:
http://store.mandriva.com/product_info.php?cPath=149 products_id=490
The updated packages have been upgraded to the 0.97.2 version which is not vulnerable to 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-2011:122.
# The text itself is copyright (C) Mandriva S.A.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(55848);
script_version("1.10");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/06");
script_cve_id("CVE-2011-2721");
script_bugtraq_id(48891);
script_xref(name:"MDVSA", value:"2011:122");
script_name(english:"Mandriva Linux Security Advisory : clamav (MDVSA-2011:122)");
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 clamav :
Off-by-one error in the cli_hm_scan function in matcher-hash.c in
libclamav in ClamAV before 0.97.2 allows remote attackers to cause a
denial of service (daemon crash) via an e-mail message that is not
properly handled during certain hash calculations (CVE-2011-2721).
Packages for 2009.0 are provided as of the Extended Maintenance
Program. Please visit this link to learn more:
http://store.mandriva.com/product_info.php?cPath=149 products_id=490
The updated packages have been upgraded to the 0.97.2 version which is
not vulnerable to this issue."
);
script_set_attribute(attribute:"solution", value:"Update the affected packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/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:mandriva:linux:clamav");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:clamav-db");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:clamav-milter");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:clamd");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:lib64clamav-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:lib64clamav6");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:libclamav-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:libclamav6");
script_set_attribute(attribute:"cpe", value:"cpe:/o:mandriva:linux:2009.0");
script_set_attribute(attribute:"patch_publication_date", value:"2011/08/13");
script_set_attribute(attribute:"plugin_publication_date", value:"2011/08/15");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2011-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
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:"MDK2009.0", reference:"clamav-0.97.2-0.1mdv2009.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2009.0", reference:"clamav-db-0.97.2-0.1mdv2009.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2009.0", reference:"clamav-milter-0.97.2-0.1mdv2009.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2009.0", reference:"clamd-0.97.2-0.1mdv2009.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2009.0", cpu:"x86_64", reference:"lib64clamav-devel-0.97.2-0.1mdv2009.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2009.0", cpu:"x86_64", reference:"lib64clamav6-0.97.2-0.1mdv2009.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2009.0", cpu:"i386", reference:"libclamav-devel-0.97.2-0.1mdv2009.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2009.0", cpu:"i386", reference:"libclamav6-0.97.2-0.1mdv2009.0", yank:"mdv")) 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 | clamav | p-cpe:/a:mandriva:linux:clamav |
mandriva | linux | clamav-db | p-cpe:/a:mandriva:linux:clamav-db |
mandriva | linux | clamav-milter | p-cpe:/a:mandriva:linux:clamav-milter |
mandriva | linux | clamd | p-cpe:/a:mandriva:linux:clamd |
mandriva | linux | lib64clamav-devel | p-cpe:/a:mandriva:linux:lib64clamav-devel |
mandriva | linux | lib64clamav6 | p-cpe:/a:mandriva:linux:lib64clamav6 |
mandriva | linux | libclamav-devel | p-cpe:/a:mandriva:linux:libclamav-devel |
mandriva | linux | libclamav6 | p-cpe:/a:mandriva:linux:libclamav6 |
mandriva | linux | 2009.0 | cpe:/o:mandriva:linux:2009.0 |