Link following in RPCBind - CVE-2010-2064

 

Link following in RPCBind - CVE-2010-2064

Published: October 29, 2019 / Updated: August 8, 2020


Vulnerability identifier: #VU35140
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2010-2064
CWE-ID: CWE-59
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: linux-nfs.org
Affected software:
RPCBind

Detailed vulnerability description

The vulnerability allows a local authenticated user to read and manipulate data.

rpcbind 0.2.0 allows local users to write to arbitrary files or gain privileges via a symlink attack on (1) /tmp/portmap.xdr and (2) /tmp/rpcbind.xdr.


How to mitigate CVE-2010-2064

Install update from vendor's website.

Sources