CVE-2015-0240
samba - security update
EPSS 90.7%
Description
The Netlogon server implementation in smbd in Samba 3.5.x and 3.6.x before 3.6.25, 4.0.x before 4.0.25, 4.1.x before 4.1.17, and 4.2.x before 4.2.0rc5 performs a free operation on an uninitialized stack pointer, which allows remote attackers to execute arbitrary code via crafted Netlogon packets that use the ServerPasswordSet RPC API, as demonstrated by packets reaching the _netr_ServerPasswordSet function in rpc_server/netlogon/srv_netlog_nt.c.
How to fix CVE-2015-0240
To remediate CVE-2015-0240, upgrade the affected package to a fixed version below.
- Debian/samba—upgrade to 2:4.1.17+dfsg-1 or later
- —upgrade to 2:3.5.6~dfsg-3squeeze12 or later
- —upgrade to 2:3.6.6-6+deb7u5 or later
Is CVE-2015-0240 being exploited?
Likely — EPSS is 90.7%, placing CVE-2015-0240 in the top tier of vulnerabilities by exploitation probability. Prioritise patching.
Affected packages (3)
- from 0, < 2:4.1.17+dfsg-1
- from 0, < 2:3.5.6~dfsg-3squeeze12
- from 0, < 2:3.6.6-6+deb7u5