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amazonAmazonALAS-2017-920
HistoryNov 02, 2017 - 8:19 p.m.

Medium: openvpn

2017-11-0220:19:00
alas.aws.amazon.com
13

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.007 Low

EPSS

Percentile

80.0%

Issue Overview:

OpenVPN versions before 2.3.3 and 2.4.x before 2.4.4 are vulnerable to a buffer overflow vulnerability when key-method 1 is used, possibly resulting in code execution. (CVE-2017-12166)

Affected Packages:

openvpn

Issue Correction:
Run yum update openvpn to update your system.

New Packages:

i686:  
    openvpn-debuginfo-2.4.4-1.21.amzn1.i686  
    openvpn-2.4.4-1.21.amzn1.i686  
    openvpn-devel-2.4.4-1.21.amzn1.i686  
  
src:  
    openvpn-2.4.4-1.21.amzn1.src  
  
x86_64:  
    openvpn-debuginfo-2.4.4-1.21.amzn1.x86_64  
    openvpn-devel-2.4.4-1.21.amzn1.x86_64  
    openvpn-2.4.4-1.21.amzn1.x86_64  

Additional References

Red Hat: CVE-2017-12166

Mitre: CVE-2017-12166

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.007 Low

EPSS

Percentile

80.0%

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