CRITICAL
Apache Struts before 2.3.1.2 allows remote attackers to bypass security protections in the ParameterInterceptor class and execute arbitrary commands
Published Nov 1, 2019
9.8
CRITICALCVSS 3.1
EPSS 89.49%
Description
Apache Struts before 2.3.1.2 allows remote attackers to bypass security protections in the ParameterInterceptor class and execute arbitrary commands.
Affected products
-
- Version 2.3.1.2StatusaffectedConstraints-
- Version
Configuration 2
- 1.0.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
9.8 CRITICAL NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
89.49% 0.89492
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.89492
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 (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 89.49% (0.89492) | 99.78th | v5 (v2026.06.15) |
| Jun 15, 2026 | 88.83% (0.88829) | 99.76th | v5 (v2026.06.15) |
| Aug 1, 2025 | 90.65% (0.90651) | 99.60th | v4 (v2025.03.14) |
| May 1, 2025 | 89.55% (0.89547) | 99.52th | v4 (v2025.03.14) |
| Mar 17, 2025 | 90.83% (0.90832) | 99.61th | v4 (v2025.03.14) |
| Dec 12, 2024 | 94.45% (0.94455) | 99.32th | v3 (v2023.03.01) |
| Jun 28, 2024 | 95.19% (0.95187) | 99.35th | v3 (v2023.03.01) |
| Mar 29, 2024 | 94.95% (0.94953) | 99.24th | v3 (v2023.03.01) |
| Mar 14, 2024 | 95.18% (0.95179) | 99.28th | v3 (v2023.03.01) |
| Feb 25, 2024 | 95.08% (0.95085) | 99.24th | v3 (v2023.03.01) |
| Dec 27, 2023 | 95.18% (0.95179) | 99.16th | v3 (v2023.03.01) |
| Nov 8, 2023 | 95.66% (0.95664) | 99.24th | v3 (v2023.03.01) |
| Sep 5, 2023 | 96.37% (0.96370) | 99.36th | v3 (v2023.03.01) |
| Jul 19, 2023 | 96.48% (0.96477) | 99.37th | v3 (v2023.03.01) |
| Apr 23, 2023 | 96.49% (0.96486) | 99.30th | v3 (v2023.03.01) |
| Apr 6, 2023 | 96.54% (0.96537) | 99.31th | v3 (v2023.03.01) |
| Mar 7, 2023 | 96.31% (0.96306) | 99.18th | v3 (v2023.03.01) |
| Mar 6, 2023 | 87.34% (0.87337) | 99.75th | v2 (v2022.01.01) |
| Feb 4, 2022 | 87.34% (0.87337) | 99.70th | v2 (v2022.01.01) |
Weaknesses (2)
References (12)
- http://blog.o0o.nu/2012/01/cve-2011-3923-yet-another-struts2.html
- http://seclists.org/fulldisclosure/2014/Jul/38 x_refsource_MISC
- http://struts.apache.org/development/2.x/docs/s2-009.html
- http://www.exploit-db.com/exploits/24874 exploitx_refsource_EXPLOIT-DB
- http://www.securityfocus.com/bid/51628 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1026575 x_refsource_MISC
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-3923 x_refsource_MISC
- https://exchange.xforce.ibmcloud.com/vulnerabilities/72585 vdb-entryx_refsource_XF
- https://github.com/advisories/GHSA-j68f-8h6p-9h5q Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2011-3923
- https://security-tracker.debian.org/tracker/CVE-2011-3923 x_refsource_MISC
- https://web.archive.org/web/20140725074137/http://seclists.org/fulldisclosure/2014/Jul/38
| Link | Providers | Tags |
|---|---|---|
| http://blog.o0o.nu/2012/01/cve-2011-3923-yet-another-struts2.html | ||
| http://seclists.org/fulldisclosure/2014/Jul/38 | x_refsource_MISC | |
| http://struts.apache.org/development/2.x/docs/s2-009.html | ||
| http://www.exploit-db.com/exploits/24874 | exploitx_refsource_EXPLOIT-DB | |
| http://www.securityfocus.com/bid/51628 | vdb-entryx_refsource_BID | |
| http://www.securitytracker.com/id?1026575 | x_refsource_MISC | |
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-3923 | x_refsource_MISC | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/72585 | vdb-entryx_refsource_XF | |
| https://github.com/advisories/GHSA-j68f-8h6p-9h5q | Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2011-3923 | ||
| https://security-tracker.debian.org/tracker/CVE-2011-3923 | x_refsource_MISC | |
| https://web.archive.org/web/20140725074137/http://seclists.org/fulldisclosure/2014/Jul/38 |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner Chrome
Published Nov 1, 2019
Updated Aug 6, 2024
Reserved Oct 1, 2011
Link CVE-2011-3923
CISA Vulnrichment
GHSA-J68F-8H6P-9H5Q Updated n/a