ESB-2018.2297 - [Linux][Debian] wpa: Access privileged data - Remote/unauthenticated 2018-08-10

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.2297
                            wpa security update
                              10 August 2018

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           wpa
Publisher:         Debian
Operating System:  Debian GNU/Linux 8
                   Linux variants
Impact/Access:     Access Privileged Data -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-14526  

Original Bulletin: 
   https://security-tracker.debian.org/tracker/DLA-1462-1

Comment: This advisory references vulnerabilities in products which run on 
         platforms other than Debian. It is recommended that administrators 
         running wpa check for an updated version of the software for their 
         operating system.

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Package        : wpa
Version        : 2.3-1+deb8u6
CVE ID         : CVE-2018-14526
Debian Bug     : 905739

The following vulnerability was discovered in wpa_supplicant.

CVE-2018-14526:
| An issue was discovered in rsn_supp/wpa.c in wpa_supplicant 2.0
| through 2.6. Under certain conditions, the integrity of EAPOL-Key
| messages is not checked, leading to a decryption oracle. An attacker
| within range of the Access Point and client can abuse the
| vulnerability to recover sensitive information.

For Debian 8 "Jessie", this problem has been fixed in version
2.3-1+deb8u6.

We recommend that you upgrade your wpa packages.

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS.

- - -- 
Andrej Shadura

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