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CVE-2011-2520
fw_dbus.py in system-config-firewall 1.2.29 and earlier uses the pickle Python module unsafely during D-Bus communication between the GUI…
High7.8EPSS 0.42%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
fw_dbus.py in system-config-firewall 1.2.29 and earlier uses the pickle Python module unsafely during D-Bus communication between the GUI and the backend, which might allow local users to gain privileges via a crafted serialized object.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.42% · top 63% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
n/a
- affected n/a
References (8)
- FEDORA-2011-9652 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- systemconfigfirewall-priv-escalation(68734) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- [oss-security] 20110718 CVE-2011-2520: flaw in system-config-firewall's usage of pickle allows privilege escalation (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=717985 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2011:0953 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 48715 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1025793 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 45294 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_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)
Record last updated .