CVE-2017-17432: High severity OpenAFS OpenAFS vulnerability
Published Dec 6, 2017
·Updated
OpenAFS 1.x before 1.6.22 does not properly validate Rx ack packets, which allows remote attackers to cause a denial of service (system crash or application crash) via crafted fields, as demonstrated by an integer underflow and assertion failure for a small MTU value.
Affected Software
4 affected componentsFixes available
debian/openafs
1.8.2-1+deb10u11.8.6-51.8.9-11.8.10-1
OpenAFS OpenAFS>=1.0<1.6.22
Debian Debian Linux=8.0
Debian Debian Linux=9.0
Event History
Dec 6, 2017
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Frequently Asked Questions
1
What is the severity of CVE-2017-17432?
CVE-2017-17432 has been classified as a denial of service vulnerability that can lead to system or application crashes.
2
How do I fix CVE-2017-17432?
To fix CVE-2017-17432, upgrade OpenAFS to version 1.6.22 or later.
3
Which versions of OpenAFS are affected by CVE-2017-17432?
OpenAFS versions prior to 1.6.22 are affected by CVE-2017-17432.
4
Can CVE-2017-17432 be exploited remotely?
Yes, CVE-2017-17432 can be exploited remotely by sending crafted Rx ack packets.
5
What operating systems are impacted by CVE-2017-17432?
CVE-2017-17432 impacts OpenAFS installations on Debian versions 8.0 and 9.0.