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Category:   Application (Generic)  >   wget Vendors:   GNU [multiple authors]
(Oracle Issues Fix for Oracle Linux) wget Buffer Overflows in Processing HTTP Data Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1042079
SecurityTracker URL:  http://securitytracker.com/id/1042079
CVE Reference:   CVE-2017-13089, CVE-2017-13090   (Links to External Site)
Date:  Nov 12 2018
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   Two vulnerabilities were reported in wget. A remote user can execute arbitrary code on the target system.

A remote server can return send specially crafted HTTP data to the connected target client user to trigger a buffer overflow and execute arbitrary code on the target client system.

A heap overflow in processing HTTP chunk size values may occur in the fd_read_body() function in 'src/retr.c' [CVE-2017-13090].

A heap overflow in processing HTTP chunk size values may occur in the skip_short_body() function in 'src/http.c' [CVE-2017-13089].

The original advisory is available at:

https://www.viestintavirasto.fi/en/cybersecurity/vulnerabilities/2017/haavoittuvuus-2017-037.html

Antti Levomaki, Christian Jalio, Joonas Pihlaja from Forcepoint and Juhani Eronen from Finnish National Cyber Security Centre reported these vulnerabilities.

Impact:   A remote server can execute arbitrary code on the target connect client system.
Solution:   Oracle has issued a fix.

The Oracle Linux advisory is available at:

http://linux.oracle.com/errata/ELSA-2018-3052.html

Vendor URL:  linux.oracle.com/errata/ELSA-2018-3052.html (Links to External Site)
Cause:   Boundary error
Underlying OS:  Linux (Oracle)
Underlying OS Comments:  7

Message History:   This archive entry is a follow-up to the message listed below.
Oct 26 2017 wget Buffer Overflows in Processing HTTP Data Lets Remote Users Execute Arbitrary Code



 Source Message Contents

Subject:  [El-errata] ELSA-2018-3052 Moderate: Oracle Linux 7 wget security and bug fix update

Oracle Linux Security Advisory ELSA-2018-3052

http://linux.oracle.com/errata/ELSA-2018-3052.html

The following updated rpms for Oracle Linux 7 have been uploaded to the 
Unbreakable Linux Network:

x86_64:
wget-1.14-18.el7.x86_64.rpm


SRPMS:
http://oss.oracle.com/ol7/SRPMS-updates/wget-1.14-18.el7.src.rpm



Description of changes:

[1.14-18]
- Fix CVE-2018-0494 (#1576106)

[1.14-17]
- Fix segfault when Digest Authentication header is missing 'qop' part 
(#1545310)

[1.14-16]
- Fixed various security flaws (CVE-2017-13089, CVE-2017-13090)


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El-errata@oss.oracle.com
https://oss.oracle.com/mailman/listinfo/el-errata
 
 


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