HIGH
Stack-based buffer overflow in the CmpWebServer component in 3S CoDeSys 3.4 SP4 Patch 2 and earlier, as used on the ABB AC500 PLC and possibly other products, allows remote attackers to execute arbitrary code via a long URI to TCP port 8080
Published Dec 25, 2011
10.0
HIGHCVSS 2.0
EPSS 72.71%
Description
Stack-based buffer overflow in the CmpWebServer component in 3S CoDeSys 3.4 SP4 Patch 2 and earlier, as used on the ABB AC500 PLC and possibly other products, allows remote attackers to execute arbitrary code via a long URI to TCP port 8080.
Affected products
No data.
- ≤ 3.4
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.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
10.0 HIGH NVD
AV:N/AC:L/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
72.71% 0.72714
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.72714
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 (24 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 72.71% (0.72714) | 99.43th | v5 (v2026.06.15) |
| Jun 15, 2026 | 73.20% (0.73201) | 99.38th | v5 (v2026.06.15) |
| May 28, 2025 | 81.12% (0.81115) | 99.09th | v4 (v2025.03.14) |
| May 26, 2025 | 78.36% (0.78364) | 98.96th | v4 (v2025.03.14) |
| Mar 30, 2025 | 81.12% (0.81115) | 99.11th | v4 (v2025.03.14) |
| Mar 29, 2025 | 83.31% (0.83306) | 99.09th | v4 (v2025.03.14) |
| Mar 17, 2025 | 81.12% (0.81115) | 99.12th | v4 (v2025.03.14) |
| Dec 17, 2024 | 93.96% (0.93963) | 99.36th | v3 (v2023.03.01) |
| Nov 22, 2024 | 90.95% (0.90949) | 98.98th | v3 (v2023.03.01) |
| Oct 3, 2024 | 86.02% (0.86018) | 98.62th | v3 (v2023.03.01) |
| Aug 14, 2024 | 87.09% (0.87090) | 98.68th | v3 (v2023.03.01) |
| Jun 24, 2024 | 83.47% (0.83466) | 98.47th | v3 (v2023.03.01) |
| May 2, 2024 | 73.04% (0.73043) | 98.07th | v3 (v2023.03.01) |
| Mar 8, 2024 | 70.74% (0.70740) | 97.95th | v3 (v2023.03.01) |
| Jan 12, 2024 | 71.34% (0.71338) | 97.78th | v3 (v2023.03.01) |
| Sep 22, 2023 | 76.02% (0.76021) | 97.79th | v3 (v2023.03.01) |
| May 21, 2023 | 64.02% (0.64019) | 97.32th | v3 (v2023.03.01) |
| Mar 7, 2023 | 63.19% (0.63186) | 97.23th | v3 (v2023.03.01) |
| Mar 6, 2023 | 77.57% (0.77572) | 99.42th | v2 (v2022.01.01) |
| Feb 13, 2023 | 77.57% (0.77572) | 99.41th | v2 (v2022.01.01) |
| Nov 26, 2022 | 78.19% (0.78192) | 99.43th | v2 (v2022.01.01) |
| Jun 9, 2022 | 79.17% (0.79166) | 99.43th | v2 (v2022.01.01) |
| Mar 9, 2022 | 78.25% (0.78246) | 99.36th | v2 (v2022.01.01) |
| Feb 4, 2022 | 78.83% (0.78834) | 99.37th | v2 (v2022.01.01) |
Weaknesses (1)
References (8)
- http://aluigi.altervista.org/adv/codesys_1-adv.txt x_refsource_MISC
- http://ics-cert.us-cert.gov/advisories/ICSA-12-320-01 x_refsource_MISC
- http://osvdb.org/77387 vdb-entryx_refsource_OSVDB
- http://seclists.org/bugtraq/2011/Nov/178 mailing-listx_refsource_BUGTRAQ
- http://secunia.com/advisories/47018 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.exploit-db.com/exploits/18187 exploitx_refsource_EXPLOIT-DB
- http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-336-01.pdf x_refsource_MISCUS Government Resource
- http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-336-01A.pdf x_refsource_MISCUS Government Resource
| Link | Providers | Tags |
|---|---|---|
| http://aluigi.altervista.org/adv/codesys_1-adv.txt | x_refsource_MISC | |
| http://ics-cert.us-cert.gov/advisories/ICSA-12-320-01 | x_refsource_MISC | |
| http://osvdb.org/77387 | vdb-entryx_refsource_OSVDB | |
| http://seclists.org/bugtraq/2011/Nov/178 | mailing-listx_refsource_BUGTRAQ | |
| http://secunia.com/advisories/47018 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://www.exploit-db.com/exploits/18187 | exploitx_refsource_EXPLOIT-DB | |
| http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-336-01.pdf | x_refsource_MISCUS Government Resource | |
| http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-336-01A.pdf | x_refsource_MISCUS Government Resource |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Dec 25, 2011
Updated Aug 7, 2024
Reserved Dec 24, 2011
Link CVE-2011-5007
CISA Vulnrichment
Updated n/a