CVE-2017-18226
The Gentoo net-im/jabberd2 package through 2.6.1 sets the ownership of /var/run/jabber to the...
The Gentoo net-im/jabberd2 package through 2.6.1 sets the ownership of /var/run/jabber to the jabber account, which might allow local users to kill arbitrary processes by leveraging access to this account for PID file modification before a root script executes a "kill -TERM cat /var/run/jabber/filename.pid" command.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
5.5
The Gentoo net-im/jabberd2 package through 2.6.1 sets the ownership of /var/run/jabber to the jabber account, which might allow local users to kill arbitrary processes by leveraging access to this account for PID file modification before a root script executes a "kill -TERM cat /var/run/jabber/filename.pid" command.
- Record
CVE-2017-18226- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-732
- Updated
- 2026-11-02
CVE List No score
The Gentoo net-im/jabberd2 package through 2.6.1 sets the ownership of /var/run/jabber to the jabber account, which might allow local users to kill arbitrary processes by leveraging access to this account for PID file modification before a root script executes a "kill -TERM cat /var/run/jabber/filename.pid" command.
- Record
CVE-2017-18226- Updated
- 2026-11-02
EUVDEUVD-2017-9358 No score
The Gentoo net-im/jabberd2 package through 2.6.1 sets the ownership of /var/run/jabber to the jabber account, which might allow local users to kill arbitrary processes by leveraging access to this account for PID file modification before a root script executes a "kill -TERM cat /var/run/jabber/filename.pid" command.
- Record
EUVD-2017-9358- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6mhg-qh56-v8jg
5.5
The Gentoo net-im/jabberd2 package through 2.6.1 sets the ownership of /var/run/jabber to the...
The Gentoo net-im/jabberd2 package through 2.6.1 sets the ownership of /var/run/jabber to the jabber account, which might allow local users to kill arbitrary processes by leveraging access to this account for PID file modification before a root script executes a "kill -TERM cat /var/run/jabber/filename.pid" command.
- Record
GHSA-6mhg-qh56-v8jg- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-732
- Updated
- 2026-11-02
OSV
5.5
The Gentoo net-im/jabberd2 package through 2.6.1 sets the ownership of /var/run/jabber to the jabber account, which might allow local users to kill arbitrary processes by leveraging access to this account for PID file modification before a root script executes a "kill -TERM cat /var/run/jabber/filename.pid" command.
- Record
CVE-2017-18226- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2017-18226
5.5
The Gentoo net-im/jabberd2 package through 2.6.1 sets the ownership of /var/run/jabber to the jabber account, which might allow local users to kill arbitrary processes by leveraging access to this account for PID file modification before a root script executes a "kill -TERM cat /var/run/jabber/filename.pid" command.
- Record
DEBIAN-CVE-2017-18226- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
jabberd2Debian:12 |
All versions, plus listed versions 2.7.0-102.7.0-42.7.0-4.12.7.0-52.7.0-62.7.0-72.7.0-82.7.0-9 |
None known |
jabberd2Debian:13 |
All versions, plus listed versions 2.7.0-102.7.0-82.7.0-9 |
None known |
jabberd2Debian:14 |
All versions, plus listed versions 2.7.0-102.7.0-82.7.0-9 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-18226 is a medium vulnerability (CVSS 5.5) in Jabberd2, published March 12, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.25%, the 16th percentile. No source names a fixed version.