A vulnerability in Java deserialization used by Cisco Secure Access Control System (ACS) prior to release 5.8 patch 9 could allow an unauthenticated, remote attacker to execute arbitrary commands on an affected device
Published Mar 8, 2018 ·Due Apr 15, 2022
9.8
CRITICALCVSS 3.1
EPSS 18.21%
Description
A vulnerability in Java deserialization used by Cisco Secure Access Control System (ACS) prior to release 5.8 patch 9 could allow an unauthenticated, remote attacker to execute arbitrary commands on an affected device. The vulnerability is due to insecure deserialization of user-supplied content by the affected software. An attacker could exploit this vulnerability by sending a crafted serialized Java object. An exploit could allow the attacker to execute arbitrary commands on the device with root privileges. Cisco Bug IDs: CSCvh25988.
Affected products
- Vendor n/a Product Cisco Secure Access Control System Defaultn/a
- Version Cisco Secure Access Control SystemStatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | Cisco Secure Access Control System | n/a |
|
- 5.2\(0.3\)
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:C/I:C/A:C
Date Added
Mar 25, 2022
Patch Due
Apr 15, 2022
Required Action
Apply updates per vendor instructions.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
ActiveAutomatable
YesTechnical Impact
TotalDecision
n/aAssessed Nov 8, 2024 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (31 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 18.21% (0.18212) | 97.13th | v5 (v2026.06.15) |
| Jun 15, 2026 | 18.55% (0.18554) | 96.88th | v5 (v2026.06.15) |
| Feb 15, 2026 | 4.02% (0.04024) | 88.22th | v4 (v2025.03.14) |
| Dec 29, 2025 | 3.02% (0.03023) | 86.20th | v4 (v2025.03.14) |
| Dec 22, 2025 | 12.38% (0.12382) | 93.65th | v4 (v2025.03.14) |
| Dec 21, 2025 | 14.38% (0.14377) | 94.19th | v4 (v2025.03.14) |
| Dec 20, 2025 | 16.15% (0.16149) | 94.57th | v4 (v2025.03.14) |
| Nov 21, 2025 | 19.19% (0.19186) | 95.10th | v4 (v2025.03.14) |
| Nov 18, 2025 | 3.24% (0.03239) | 85.87th | v4 (v2025.03.14) |
| Oct 29, 2025 | 19.19% (0.19186) | 95.08th | v4 (v2025.03.14) |
| Oct 22, 2025 | 22.84% (0.22836) | 95.62th | v4 (v2025.03.14) |
| Mar 30, 2025 | 19.92% (0.19921) | 94.99th | v4 (v2025.03.14) |
| Mar 29, 2025 | 43.19% (0.43191) | 96.26th | v4 (v2025.03.14) |
| Mar 18, 2025 | 19.92% (0.19921) | 95.03th | v4 (v2025.03.14) |
| Mar 17, 2025 | 21.43% (0.21428) | 95.23th | v4 (v2025.03.14) |
| Dec 17, 2024 | 3.74% (0.03740) | 91.69th | v3 (v2023.03.01) |
| Jan 16, 2024 | 2.32% (0.02321) | 88.61th | v3 (v2023.03.01) |
| Nov 22, 2023 | 1.65% (0.01650) | 86.16th | v3 (v2023.03.01) |
| Sep 8, 2023 | 1.17% (0.01169) | 83.25th | v3 (v2023.03.01) |
| Jul 30, 2023 | 1.65% (0.01649) | 85.91th | v3 (v2023.03.01) |
| Jul 8, 2023 | 2.25% (0.02253) | 88.02th | v3 (v2023.03.01) |
| Apr 6, 2023 | 2.45% (0.02452) | 88.38th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.43% (0.02432) | 88.25th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.14% (0.01136) | 58.28th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.14% (0.01136) | 56.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.83% (0.01828) | 35.38th | v1 |
| Jan 6, 2022 | 1.83% (0.01828) | 34.69th | v1 |
| Sep 1, 2021 | 1.83% (0.01828) | 74.99th | v1 |
| Apr 14, 2021 | 1.83% (0.01828) | 0.00th | v1 |
References (4)
- http://www.securityfocus.com/bid/103328 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1040463 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180307-acs2 x_refsource_CONFIRMVendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-0147 government-resourceUS Government Resource
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/103328 | vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1040463 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180307-acs2 | x_refsource_CONFIRMVendor Advisory | |
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-0147 | government-resourceUS Government Resource |
Change history (0)
No recorded changes yet.