Information disclosure in OpenAFS - CVE-2015-7763

 

Information disclosure in OpenAFS - CVE-2015-7763

Published: November 6, 2015 / Updated: August 9, 2020


Vulnerability identifier: #VU40607
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2015-7763
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: OpenAFS.org
Affected software:
OpenAFS

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

rx/rx.c in OpenAFS 1.5.75 through 1.5.78, 1.6.x before 1.6.15, and 1.7.x before 1.7.33 does not properly initialize padding at the end of an Rx acknowledgement (ACK) packet, which allows remote attackers to obtain sensitive information by (1) conducting a replay attack or (2) sniffing the network.


How to mitigate CVE-2015-7763

Install update from vendor's website.

Sources