8.6 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access 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
0.916 High
EPSS
Percentile
98.9%
The remote host is missing an update to the system
as announced in the referenced advisory.
# SPDX-FileCopyrightText: 2012 E-Soft Inc.
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.71293");
script_tag(name:"cvss_base", value:"5.0");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");
script_cve_id("CVE-2012-1569");
script_version("2023-07-26T05:05:09+0000");
script_tag(name:"last_modification", value:"2023-07-26 05:05:09 +0000 (Wed, 26 Jul 2023)");
script_tag(name:"creation_date", value:"2012-04-30 07:59:26 -0400 (Mon, 30 Apr 2012)");
script_name("FreeBSD Ports: libtasn1");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2012 E-Soft Inc.");
script_family("FreeBSD Local Security Checks");
script_dependencies("gather-package-list.nasl");
script_mandatory_keys("ssh/login/freebsd", "ssh/login/freebsdrel");
script_tag(name:"insight", value:"The following packages are affected:
libtasn1
gnutls
gnutls-devel
CVE-2012-1569
The asn1_get_length_der function in decoding.c in GNU Libtasn1 before
2.12, as used in GnuTLS before 3.0.16 and other products, does not
properly handle certain large length values, which allows remote
attackers to cause a denial of service (heap memory corruption and
application crash) or possibly have unspecified other impact via a
crafted ASN.1 structure.");
script_tag(name:"solution", value:"Update your system with the appropriate patches or
software upgrades.");
script_tag(name:"summary", value:"The remote host is missing an update to the system
as announced in the referenced advisory.");
script_tag(name:"qod_type", value:"package");
script_tag(name:"solution_type", value:"VendorFix");
exit(0);
}
include("revisions-lib.inc");
include("pkg-lib-bsd.inc");
vuln = FALSE;
txt = "";
bver = portver(pkg:"libtasn1");
if(!isnull(bver) && revcomp(a:bver, b:"2.12")<0) {
txt += "Package libtasn1 version " + bver + " is installed which is known to be vulnerable.\n";
vuln = TRUE;
}
bver = portver(pkg:"gnutls");
if(!isnull(bver) && revcomp(a:bver, b:"2.12.18")<0) {
txt += "Package gnutls version " + bver + " is installed which is known to be vulnerable.\n";
vuln = TRUE;
}
bver = portver(pkg:"gnutls-devel");
if(!isnull(bver) && revcomp(a:bver, b:"2.99")>0 && revcomp(a:bver, b:"3.0.16")<0) {
txt += "Package gnutls-devel version " + bver + " is installed which is known to be vulnerable.\n";
vuln = TRUE;
}
if(vuln) {
security_message(data:txt);
} else if (__pkg_match) {
exit(99);
}