Red Hat Gluster Storage Server update for ansible



Published: 2017-05-26 | Updated: 2017-07-11
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2016-9587
CVE-2017-7466
CVE-2017-7481
CWE-ID CWE-20
CWE-94
Exploitation vector Local network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
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Red Hat Gluster Storage Server for On-premise
Server applications / File servers (FTP/HTTP)

Vendor Red Hat Inc.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper input validation

EUVDB-ID: #VU6639

Risk: Medium

CVSSv3.1: 8.1 [CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2016-9587,CVE-2017-7466

CWE-ID: CWE-20 - Improper input validation

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation when processing responses, send by clients to Ansible server. A remote client can send a specially crafted response and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

SRPM
ansible-2.2.3.0-1.el7.src.rpm SHA-256: 988c92cd44be55653d279f84a5d97d2431c86a71385371f49cbb4f3848baff48
x86_64
ansible-2.2.3.0-1.el7.noarch.rpm SHA-256: 9fe1329c586a25834627eecff63db5b2fec5fbe1305eff434b3155ee81cb957f

Vulnerable software versions

Red Hat Gluster Storage Server for On-premise: 3

External links

http://access.redhat.com/errata/RHSA-2017:1334


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

2) Improper input validation

EUVDB-ID: #VU6640

Risk: Medium

CVSSv3.1: 7.8 [CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-7481

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation when processing responses for lookup() calls. A remote client can can inject unicode strings which may then be parsed by the jinja2 templating system resulting in code execution.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

SRPM
ansible-2.2.3.0-1.el7.src.rpm SHA-256: 988c92cd44be55653d279f84a5d97d2431c86a71385371f49cbb4f3848baff48
x86_64
ansible-2.2.3.0-1.el7.noarch.rpm SHA-256: 9fe1329c586a25834627eecff63db5b2fec5fbe1305eff434b3155ee81cb957f

Vulnerable software versions

Red Hat Gluster Storage Server for On-premise: 3

External links

http://access.redhat.com/errata/RHSA-2017:1334


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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