Buffer overflow in Cisco Adaptive Security Appliance (ASA) Software through 9.4.2.3 on ASA 5500, ASA 5500-X, ASA Services Module, ASA 1000V, ASAv, Firepower 9300 ASA Security Module, PIX, and FWSM devices allows remote authenticated users to execute arbitrary code via crafted IPv4 SNMP packets, aka Bug ID CSCva92151 or EXTRABACON
Published Aug 18, 2016 ·Due Jun 14, 2022
8.8
HIGHCVSS 3.1
EPSS 87.56%
Description
Buffer overflow in Cisco Adaptive Security Appliance (ASA) Software through 9.4.2.3 on ASA 5500, ASA 5500-X, ASA Services Module, ASA 1000V, ASAv, Firepower 9300 ASA Security Module, PIX, and FWSM devices allows remote authenticated users to execute arbitrary code via crafted IPv4 SNMP packets, aka Bug ID CSCva92151 or EXTRABACON.
Affected products
No data.
Configuration 1
- n/a
Running on/with
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Configuration 2
- ≥ 7.2.1 · < 9.0.4.40
- ≥ 9.1.1 · < 9.1.7\(9\)
- ≥ 9.2.0 · < 9.2.4\(14\)
- ≥ 9.3.0 · < 9.3.3\(10\)
- ≥ 9.4.0.115 · < 9.4.3\(8\)
- ≥ 9.5.0 · ≤ 9.5\(3\)
- ≥ 9.6.0 · < 9.6.1\(11\)
Running on/with
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Configuration 3
- 8.7.1
- 8.7.1.1
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:L/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:S/C:C/I:C/A:C
Date Added
May 24, 2022
Patch Due
Jun 14, 2022
Required Action
Apply updates per vendor instructions.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
ActiveAutomatable
NoTechnical 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
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (21 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 87.56% (0.87565) | 99.76th | v5 (v2026.06.15) |
| Jun 15, 2026 | 87.50% (0.87503) | 99.73th | v5 (v2026.06.15) |
| Oct 22, 2025 | 91.61% (0.91605) | 99.66th | v4 (v2025.03.14) |
| Jul 5, 2025 | 90.58% (0.90583) | 99.58th | v4 (v2025.03.14) |
| Jun 4, 2025 | 91.80% (0.91801) | 99.66th | v4 (v2025.03.14) |
| Jun 3, 2025 | 88.45% (0.88452) | 99.47th | v4 (v2025.03.14) |
| May 26, 2025 | 89.62% (0.89621) | 99.52th | v4 (v2025.03.14) |
| Mar 17, 2025 | 92.04% (0.92042) | 99.70th | v4 (v2025.03.14) |
| Dec 12, 2024 | 96.34% (0.96342) | 99.62th | v3 (v2023.03.01) |
| Jul 12, 2024 | 96.86% (0.96864) | 99.72th | v3 (v2023.03.01) |
| Jul 3, 2024 | 96.97% (0.96968) | 99.75th | v3 (v2023.03.01) |
| May 8, 2024 | 97.43% (0.97432) | 99.94th | v3 (v2023.03.01) |
| Apr 5, 2024 | 97.46% (0.97460) | 99.95th | v3 (v2023.03.01) |
| Oct 10, 2023 | 97.45% (0.97450) | 99.94th | v3 (v2023.03.01) |
| Oct 9, 2023 | 97.33% (0.97332) | 99.84th | v3 (v2023.03.01) |
| Aug 31, 2023 | 97.45% (0.97450) | 99.92th | v3 (v2023.03.01) |
| May 1, 2023 | 97.46% (0.97460) | 99.92th | v3 (v2023.03.01) |
| Mar 22, 2023 | 97.45% (0.97452) | 99.90th | v3 (v2023.03.01) |
| Mar 7, 2023 | 97.46% (0.97464) | 99.91th | v3 (v2023.03.01) |
| Mar 6, 2023 | 91.77% (0.91774) | 99.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 91.77% (0.91774) | 99.88th | v2 (v2022.01.01) |
References (9)
- http://blogs.cisco.com/security/shadow-brokers x_refsource_CONFIRMExploitPress/Media CoverageVendor Advisory
- http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160817-asa-snmp vendor-advisoryx_refsource_CISCOVendor Advisory
- http://tools.cisco.com/security/center/viewErp.x?alertId=ERP-56516 x_refsource_CONFIRMVendor Advisory
- http://www.securityfocus.com/bid/92521 vdb-entryx_refsource_BIDBroken LinkNot ApplicableThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1036637 vdb-entryx_refsource_SECTRACKBroken LinkThird Party AdvisoryVDB Entry
- https://github.com/offensive-security/exploit-database-bin-sploits/raw/master/sploits/40258.zip x_refsource_MISCBroken LinkExploit
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-6366 government-resourceUS Government Resource
- https://www.exploit-db.com/exploits/40258/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
- https://zerosum0x0.blogspot.com/2016/09/reverse-engineering-cisco-asa-for.html x_refsource_MISCExploitTechnical Description
Change history (0)
No recorded changes yet.