HIGH
On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56, an attacker can trigger an information leak due to insufficient length validation, related to ICMPv6 router advertisement offloading
Published Oct 4, 2017
7.5
HIGHCVSS 3.0
EPSS 1.85%
Description
On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56, an attacker can trigger an information leak due to insufficient length validation, related to ICMPv6 router advertisement offloading.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
7.5 HIGH NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact None
Availability Impact None
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.85% 0.01849
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.01849
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 (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.85% (0.01849) | 78.34th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.85% (0.01849) | 76.25th | v5 (v2026.06.15) |
| Mar 29, 2025 | 1.56% (0.01564) | 69.86th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.37% (0.00368) | 72.81th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.37% (0.00368) | 71.77th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.37% (0.00368) | 68.21th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.11% (0.01108) | 55.18th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.11% (0.01108) | 53.57th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.11% (0.01108) | 51.54th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.11% (0.01108) | 29.61th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.21% (0.00215) | 1.36th | v1 |
| Jan 6, 2022 | 0.21% (0.00215) | 1.33th | v1 |
| Sep 1, 2021 | 0.21% (0.00215) | 3.34th | v1 |
| Apr 14, 2021 | 0.21% (0.00215) | 0.00th | v1 |
Weaknesses (1)
References (6)
- http://packetstormsecurity.com/files/144461/Broadcom-ICMPv6-Information-Leak.html x_refsource_MISCExploitThird Party AdvisoryVDB Entry
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1300 x_refsource_MISCExploitIssue TrackingThird Party AdvisoryVDB Entry
- https://support.apple.com/HT208112 x_refsource_CONFIRMThird Party Advisory
- https://support.apple.com/HT208113 x_refsource_CONFIRMThird Party Advisory
- https://support.apple.com/en-us/HT208112 x_refsource_CONFIRMThird Party Advisory
- https://support.apple.com/en-us/HT208113 x_refsource_CONFIRMThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/144461/Broadcom-ICMPv6-Information-Leak.html | x_refsource_MISCExploitThird Party AdvisoryVDB Entry | |
| https://bugs.chromium.org/p/project-zero/issues/detail?id=1300 | x_refsource_MISCExploitIssue TrackingThird Party AdvisoryVDB Entry | |
| https://support.apple.com/HT208112 | x_refsource_CONFIRMThird Party Advisory | |
| https://support.apple.com/HT208113 | x_refsource_CONFIRMThird Party Advisory | |
| https://support.apple.com/en-us/HT208112 | x_refsource_CONFIRMThird Party Advisory | |
| https://support.apple.com/en-us/HT208113 | x_refsource_CONFIRMThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Oct 4, 2017
Updated Aug 5, 2024
Reserved Jul 9, 2017
Link CVE-2017-11122
CISA Vulnrichment
Updated n/a