Vulnerability identifier: #VU39725
Vulnerability risk: High
CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-190
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
VxWorks
Operating systems & Components /
Operating system
Vendor: Wind River Systems, Inc.
Description
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
Integer overflow in the _authenticate function in svc_auth.c in Wind River VxWorks 5.5 through 6.9.4.1, when the Remote Procedure Call (RPC) protocol is enabled, allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via a username and password.
Mitigation
Install update from vendor's website.
Vulnerable software versions
VxWorks: 5.5 - 6.9
External links
http://blogs.windriver.com/wind_river_blog/2015/09/wind-river-vxworks-updateclarification.html
http://www.securityfocus.com/bid/79205
http://kb.netapp.com/support/s/article/cve-2015-7599-vxworks-vulnerability-impacting-netapp-e-series-products?language=en_US
http://security.netapp.com/advisory/ntap-20151029-0001/
http://www.syscan360.org/slides/2015_EN_AttackingVxWorksFromstoneagetointerstellar_Eric_Yannick.pdf
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.