Apache Tomcat CVE-2009-0783 regression
Published Aug 15, 2011
4.6
MEDIUMCVSS 2.0
EPSS 0.84%
Description
Apache Tomcat 7.0.x before 7.0.17 permits web applications to replace an XML parser used for other web applications, which allows local users to read or modify the (1) web.xml, (2) context.xml, or (3) tld files of arbitrary web applications via a crafted application that is loaded earlier than the target application. NOTE: this vulnerability exists because of a CVE-2009-0783 regression.
Affected products
No data.
- 7.0.0
- 7.0.0
- 7.0.1
- 7.0.2
- 7.0.3
- 7.0.4
- 7.0.5
- 7.0.6
- 7.0.7
- 7.0.8
- 7.0.9
- 7.0.10
- 7.0.11
- 7.0.12
- 7.0.13
- 7.0.14
No data.
Red Hat Enterprise Linux 5
tomcat5
Not affected
Red Hat Enterprise Linux 6
tomcat6
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | tomcat5 | Not affected | n/a |
| Red Hat Enterprise Linux 6 | tomcat6 | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect any version of Tomcat shipped in Red Hat products. This flaw only affected Tomcat versions 7.0.0 - 7.0.16.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.84% (0.00840) | 56.31th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.84% (0.00840) | 52.89th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.24% (0.00243) | 45.62th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00044) | 12.15th | v3 (v2023.03.01) |
| Jun 18, 2024 | 0.04% (0.00044) | 10.32th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00044) | 8.32th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.74% (0.01736) | 76.19th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.74% (0.01736) | 76.14th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.74% (0.01736) | 74.07th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.74% (0.01736) | 53.34th | v2 (v2022.01.01) |
References (16)
- http://marc.info/?l=bugtraq&m=139344343412337&w=2 vendor-advisoryx_refsource_HP
- http://secunia.com/advisories/57126 third-party-advisoryx_refsource_SECUNIA
- http://securitytracker.com/id?1025924 vdb-entryx_refsource_SECTRACK
- http://svn.apache.org/viewvc?view=revision&revision=1137753 x_refsource_CONFIRMPatch
- http://svn.apache.org/viewvc?view=revision&revision=1138788 x_refsource_CONFIRMPatch
- http://tomcat.apache.org/security-7.html x_refsource_CONFIRMPatchVendor Advisory
- http://www.securityfocus.com/bid/49147 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2011-2481 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=732820 Issue Tracking
- https://github.com/advisories/GHSA-r7c8-hghc-2mp8 Advisory
- https://github.com/apache/tomcat/commit/279e4451cb996f810fbca2f78b6340412d9daa7b
- https://issues.apache.org/bugzilla/show_bug.cgi?id=51395 x_refsource_CONFIRMExploit
- https://nvd.nist.gov/vuln/detail/CVE-2011-2481
- https://web.archive.org/web/20111209022500/http://www.securityfocus.com/bid/49147
- https://web.archive.org/web/20161127215021/http://securitytracker.com/id?1025924
- https://www.cve.org/CVERecord?id=CVE-2011-2481
Change history (0)
No recorded changes yet.