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CVE-2013-4327
systemd does not properly use D-Bus for communication with a polkit authority, which allows local users to bypass intended access…
Medium6.9EPSS 0.30%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
systemd does not properly use D-Bus for communication with a polkit authority, which allows local users to bypass intended access restrictions by leveraging a PolkitUnixProcess PolkitSubject race condition via a (1) setuid process or (2) pkexec process, a related issue to CVE-2013-4288.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium6.9 | AV:L/AC:M/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 0.30% · top 77% of all CVEs (5 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.9.
Weakness
Affected products
n/a
- affected n/a
References (4)
- USN-1961-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- [oss-security] 20130918 Re: Fwd: [vs-plain] polkit races (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- DSA-2777 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1006680 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2013-4327)Record last updated .