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RedHat Security Advisory RHSA-2009:1428

🗓️ 09 Sep 2009 00:00:00Reported by Copyright (C) 2009 E-Soft Inc.Type 
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The XML Security Library is missing a length check for HMAC-based XML signatures, allowing authentication bypas

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# SPDX-FileCopyrightText: 2009 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 OR GPL-3.0-only

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.64809");
  script_version("2024-03-21T05:06:54+0000");
  script_tag(name:"last_modification", value:"2024-03-21 05:06:54 +0000 (Thu, 21 Mar 2024)");
  script_tag(name:"creation_date", value:"2009-09-09 02:15:49 +0200 (Wed, 09 Sep 2009)");
  script_cve_id("CVE-2009-0217");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:P/A:N");
  script_name("RedHat Security Advisory RHSA-2009:1428");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2009 E-Soft Inc.");
  script_family("Red Hat Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/rhel", "ssh/login/rpms", re:"ssh/login/release=RHENT_(4|5)");
  script_tag(name:"solution", value:"Please note that this update is available via
Red Hat Network.  To use Red Hat Network, launch the Red
Hat Update Agent with the following command: up2date");
  script_tag(name:"summary", value:"The remote host is missing updates announced in
advisory RHSA-2009:1428.

The XML Security Library is a C library based on libxml2 and OpenSSL. It
implements the XML Signature Syntax and Processing and XML Encryption
Syntax and Processing standards. HMAC is used for message authentication
using cryptographic hash functions. The HMAC algorithm allows the hash
output to be truncated (as documented in RFC 2104).

A missing check for the recommended minimum length of the truncated form of
HMAC-based XML signatures was found in xmlsec1. An attacker could use this
flaw to create a specially-crafted XML file that forges an XML signature,
allowing the attacker to bypass authentication that is based on the XML
Signature specification. (CVE-2009-0217)

Users of xmlsec1 should upgrade to these updated packages, which contain
a backported patch to correct this issue. After installing the updated
packages, applications that use the XML Security Library must be restarted
for the update to take effect.");
  script_tag(name:"qod_type", value:"package");
  script_tag(name:"solution_type", value:"VendorFix");
  script_xref(name:"URL", value:"http://rhn.redhat.com/errata/RHSA-2009-1428.html");
  script_xref(name:"URL", value:"http://www.redhat.com/security/updates/classification/#moderate");
  script_xref(name:"URL", value:"http://www.w3.org/TR/xmldsig-core/");
  script_xref(name:"URL", value:"http://tools.ietf.org/html/rfc2104");

  exit(0);
}

include("revisions-lib.inc");
include("pkg-lib-rpm.inc");

res = "";
report = "";
if ((res = isrpmvuln(pkg:"xmlsec1", rpm:"xmlsec1~1.2.6~3.1", rls:"RHENT_4")) != NULL) {
    report += res;
}
if ((res = isrpmvuln(pkg:"xmlsec1-debuginfo", rpm:"xmlsec1-debuginfo~1.2.6~3.1", rls:"RHENT_4")) != NULL) {
    report += res;
}
if ((res = isrpmvuln(pkg:"xmlsec1-devel", rpm:"xmlsec1-devel~1.2.6~3.1", rls:"RHENT_4")) != NULL) {
    report += res;
}
if ((res = isrpmvuln(pkg:"xmlsec1-openssl", rpm:"xmlsec1-openssl~1.2.6~3.1", rls:"RHENT_4")) != NULL) {
    report += res;
}
if ((res = isrpmvuln(pkg:"xmlsec1-openssl-devel", rpm:"xmlsec1-openssl-devel~1.2.6~3.1", rls:"RHENT_4")) != NULL) {
    report += res;
}
if ((res = isrpmvuln(pkg:"xmlsec1", rpm:"xmlsec1~1.2.9~8.1.1", rls:"RHENT_5")) != NULL) {
    report += res;
}
if ((res = isrpmvuln(pkg:"xmlsec1-debuginfo", rpm:"xmlsec1-debuginfo~1.2.9~8.1.1", rls:"RHENT_5")) != NULL) {
    report += res;
}
if ((res = isrpmvuln(pkg:"xmlsec1-gnutls", rpm:"xmlsec1-gnutls~1.2.9~8.1.1", rls:"RHENT_5")) != NULL) {
    report += res;
}
if ((res = isrpmvuln(pkg:"xmlsec1-nss", rpm:"xmlsec1-nss~1.2.9~8.1.1", rls:"RHENT_5")) != NULL) {
    report += res;
}
if ((res = isrpmvuln(pkg:"xmlsec1-openssl", rpm:"xmlsec1-openssl~1.2.9~8.1.1", rls:"RHENT_5")) != NULL) {
    report += res;
}
if ((res = isrpmvuln(pkg:"xmlsec1-devel", rpm:"xmlsec1-devel~1.2.9~8.1.1", rls:"RHENT_5")) != NULL) {
    report += res;
}
if ((res = isrpmvuln(pkg:"xmlsec1-gnutls-devel", rpm:"xmlsec1-gnutls-devel~1.2.9~8.1.1", rls:"RHENT_5")) != NULL) {
    report += res;
}
if ((res = isrpmvuln(pkg:"xmlsec1-nss-devel", rpm:"xmlsec1-nss-devel~1.2.9~8.1.1", rls:"RHENT_5")) != NULL) {
    report += res;
}
if ((res = isrpmvuln(pkg:"xmlsec1-openssl-devel", rpm:"xmlsec1-openssl-devel~1.2.9~8.1.1", rls:"RHENT_5")) != NULL) {
    report += res;
}

if (report != "") {
    security_message(data:report);
} else if (__pkg_match) {
    exit(99);
}

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21 Mar 2024 00:00Current
7.5High risk
Vulners AI Score7.5
CVSS 25
EPSS0.06348
22