The DNAv4 protocol implementation in the DHCP component in Apple iOS before 6 sends Wi-Fi packets containing a MAC address of a host on a previously used network, which might allow remote attackers to obtain sensitive information about previous device locations by sniffing an unencrypted Wi-Fi network for these packets
Published Sep 20, 2012
3.3
LOWCVSS 2.0
EPSS 0.75%
Description
The DNAv4 protocol implementation in the DHCP component in Apple iOS before 6 sends Wi-Fi packets containing a MAC address of a host on a previously used network, which might allow remote attackers to obtain sensitive information about previous device locations by sniffing an unencrypted Wi-Fi network for these packets.
Affected products
No data.
- ≤ 5.1.1
- 1.0.0
- 1.0.1
- 1.0.2
- 1.1.0
- 1.1.1
- 1.1.2
- 1.1.3
- 1.1.4
- 1.1.5
- 2.0
- 2.0.0
- 2.0.1
- 2.0.2
- 2.1
- 2.1.1
- 2.2
- 2.2.1
- 3.0
- 3.0.1
- 3.1
- 3.1.2
- 3.1.3
- 3.2
- 3.2.1
- 3.2.2
- 4.0
- 4.0.1
- 4.0.2
- 4.1
- 4.2.1
- 4.2.5
- 4.2.8
- 4.3.0
- 4.3.1
- 4.3.2
- 4.3.3
- 4.3.5
- 5.0
- 5.0.1
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.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:A/AC:L/Au:N/C:P/I:N/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.75% (0.00748) | 53.18th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.75% (0.00748) | 49.87th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.14% (0.00144) | 32.01th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.31% (0.00310) | 70.87th | v3 (v2023.03.01) |
| Apr 20, 2024 | 0.31% (0.00310) | 69.77th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.25% (0.00246) | 63.69th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.25% (0.00246) | 60.73th | 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) |
References (3)
- http://lists.apple.com/archives/security-announce/2012/Sep/msg00003.html vendor-advisoryx_refsource_APPLEVendor Advisory
- http://support.apple.com/kb/HT5503 x_refsource_CONFIRMVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/78720 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://lists.apple.com/archives/security-announce/2012/Sep/msg00003.html | vendor-advisoryx_refsource_APPLEVendor Advisory | |
| http://support.apple.com/kb/HT5503 | x_refsource_CONFIRMVendor Advisory | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/78720 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.