CVE-2009-3720
The MITRE CVE dictionary describes this issue as:
The updatePosition function in lib/xmltok_impl.c in libexpat in Expat 2.0.1, as used in Python, PyXML, w3c-libwww, and other software, allows context-dependent attackers to cause a denial of service (application crash) via an XML document with crafted UTF-8 sequences that trigger a buffer over-read, a different vulnerability than CVE-2009-2625.
Find out more about CVE-2009-3720 from the MITRE CVE dictionary dictionary and NIST NVD.
CVSS v2 metrics
| Base Score | 5 |
|---|---|
| Base Metrics | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| Access Vector | Network |
| Access Complexity | Low |
| Authentication | None |
| Confidentiality Impact | None |
| Integrity Impact | None |
| Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Red Hat Security Errata
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat JBoss Enterprise Application Platform 6.4 | RHSA-2017:3239 | 2017-11-16 |
| Red Hat Enterprise Linux 4 (4Suite) | RHSA-2009:1572 | 2009-11-10 |
| Red Hat Enterprise Linux 5 (PyXML) | RHSA-2010:0002 | 2010-01-04 |
| Red Hat Enterprise Linux 4 (expat) | RHSA-2009:1625 | 2009-12-07 |
| Red Hat Enterprise Linux 4 (PyXML) | RHSA-2010:0002 | 2010-01-04 |
| Red Hat Enterprise Linux 4 (python) | RHSA-2011:0491 | 2011-05-05 |
| Red Hat Enterprise Linux 3 (4Suite) | RHSA-2009:1572 | 2009-11-10 |
| Red Hat Enterprise Linux 3 (expat) | RHSA-2009:1625 | 2009-12-07 |
| Red Hat JBoss Web Server 1.0 | RHSA-2011:0896 | 2011-06-22 |
| Red Hat Enterprise Linux 5 (expat) | RHSA-2009:1625 | 2009-12-07 |
| Red Hat Enterprise Linux 5 (python) | RHSA-2011:0492 | 2011-05-05 |
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 7 | expat | Not affected |
| Red Hat Enterprise Linux 6 | python | Not affected |
| Red Hat Enterprise Linux 6 | PyXML | Not affected |
| Red Hat Enterprise Linux 6 | expat | Not affected |
| Red Hat Enterprise Linux 6 | compat-expat1 | Not affected |
| Red Hat Enterprise Linux 5 | xmlrpc-c | Not affected |
CVE description copyright © 2017, The MITRE Corporation