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centosCentOS ProjectCESA-2017:2492
HistoryAug 31, 2017 - 6:59 p.m.

xmlsec1 security update

2017-08-3118:59:06
CentOS Project
lists.centos.org
68

7.1 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:N/A:P

0.003 Low

EPSS

Percentile

65.6%

CentOS Errata and Security Advisory CESA-2017:2492

XML Security Library is a C library based on LibXML2 and OpenSSL. The library was created with a goal to support major XML security standards “XML Digital Signature” and “XML Encryption”.

Security Fix(es):

  • It was discovered xmlsec1’s use of libxml2 inadvertently enabled external entity expansion (XXE) along with validation. An attacker could craft an XML file that would cause xmlsec1 to try and read local files or HTTP/FTP URLs, leading to information disclosure or denial of service. (CVE-2017-1000061)

Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-cr-announce/2017-August/030963.html

Affected packages:
xmlsec1
xmlsec1-devel
xmlsec1-gcrypt
xmlsec1-gcrypt-devel
xmlsec1-gnutls
xmlsec1-gnutls-devel
xmlsec1-nss
xmlsec1-nss-devel
xmlsec1-openssl
xmlsec1-openssl-devel

Upstream details at:
https://access.redhat.com/errata/RHSA-2017:2492

7.1 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:N/A:P

0.003 Low

EPSS

Percentile

65.6%