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OVAL Definitions
>
OVAL Definition Details
Id
oval:com.altx-soft.nix:def:110217
[Rus]
Version
1
Class
patch
ALTXid
296594
Language
English
Severity
Medium
Title
MGASA-2019-0015 -- security update for wget
Description
Since version 1.19 Wget stores the URL and in certain cases the
'Referer' URL within extended attributes (xattrs) of the file system
- by default.
This includes username + password and other credentials or private data
*if* those have been used within the URLs. Anyone with read access to
those files might also read the xattrs and might use the data.
Wget 1.20.1 or higher will not use xattrs by default any more. To enable
it again you have to use the --xattr option or xattr command for .wgetrc
files. (CVE-2018-20483)
Family
unix
Platform
Mageia 6
Product
wget
Reference
VENDOR: MGASA-2019-0015
VENDOR: MGASA-2019-0015
Id:
MGASA-2019-0015
Reference:
https://advisories.mageia.org/MGASA-2019-0015.html
CVE: CVE-2018-20483
CVE: CVE-2018-20483
Id:
CVE-2018-20483
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20483
Comment
: set_file_metadata in xattr.c in GNU Wget before 1.20.1 stores a file's origin URL in the user.xdg.origin.url metadata attribute of the extended attributes of the downloaded file, which allows local users to obtain sensitive information (e.g., credentials contained in the URL) by reading this attribute, as demonstrated by getfattr. This also applies to Referer information in the user.xdg.referrer.url metadata attribute. According to 2016-07-22 in the Wget ChangeLog, user.xdg.origin.url was partially based on the behavior of fwrite_xattr in tool_xattr.c in curl.
CVSSv2 Score:
2.1
Access vector:
LOCAL
Access complexity:
LOW
Authentication:
NONE
Confidentiality impact:
PARTIAL
Integrity impact:
NONE
Availability impact:
NONE
CVSSv2 Vector:
AV:L/AC:L/Au:N/C:P/I:N/A:N
CVSSv3 Score:
7.8
Attack vector:
LOCAL
Attack complexity:
LOW
Privileges required:
LOW
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
HIGH
Integrity impact:
HIGH
Availability impact:
HIGH
CVSSv3 Vector:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE:
200 (Information Exposure)
References:
https://twitter.com/marcan42/status/1077676739877232640 (MISC)
http://git.savannah.gnu.org/cgit/wget.git/tree/NEWS (MISC)
106358 (BID)
GLSA-201903-08 (GENTOO)
https://security.netapp.com/advisory/ntap-20190321-0002/ (CONFIRM)
USN-3943-1 (UBUNTU)
RHSA-2019:3701 (REDHAT)
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