Deserialization in Fedoraproject Fedora
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 and the backend, which might allow local users to gain privileges via a crafted serialized object.
Vulnerability class: Insecure Deserialization
EPSS: 0.004 (34.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Fedoraproject Fedora — versions 15
- Redhat System-config-firewall
- N/a — versions n/a
Weakness classification (CWE)
References
- secalert@redhat.com (vendor-advisory, x_refsource_FEDORA, Mailing List)
- secalert@redhat.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_XF)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Mailing List)
- secalert@redhat.com (x_refsource_CONFIRM, Issue Tracking)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Not Applicable)
- secalert@redhat.com (vdb-entry, Broken Link, x_refsource_BID)
- secalert@redhat.com (vdb-entry, x_refsource_SECTRACK, Broken Link)
- secalert@redhat.com (x_refsource_SECUNIA, Not Applicable, third-party-advisory)
Frequently asked questions
- What is CVE-2011-2520?
- CVE-2011-2520 is a high-severity vulnerability in Fedoraproject Fedora, classified under Deserialization of Untrusted Data. CVSS score: 7.8/10. Published 2011-07-21.
- How severe is CVE-2011-2520?
- High severity. CVSS v3 base score is 7.8 out of 10.