MEDIUM
libinfo in Apple iOS before 5.0.1 does not properly formulate domain-name queries, which allows remote attackers to obtain sensitive information via a crafted DNS hostname
Published Nov 11, 2011
4.3
MEDIUMCVSS 2.0
EPSS 1.58%
Description
libinfo in Apple iOS before 5.0.1 does not properly formulate domain-name queries, which allows remote attackers to obtain sensitive information via a crafted DNS hostname.
Affected products
No data.
OR
- ≤ 5.0
- 1.0
- 1.0.0
- 1.0.1
- 1.0.1
- 1.0.2
- 1.0.2
- 1.1
- 1.1.0
- 1.1.0
- 1.1.0
- 1.1.1
- 1.1.1
- 1.1.2
- 1.1.2
- 1.1.2
- 1.1.3
- 1.1.3
- 1.1.3
- 1.1.4
- 1.1.4
- 1.1.4
- 1.1.5
- 1.1.5
- 1.1.5
- 2.0
- 2.0.0
- 2.0.0
- 2.0.0
- 2.0.1
- 2.0.1
- 2.0.1
- 2.0.2
- 2.0.2
- 2.0.2
- 2.1
- 2.1
- 2.1
- 2.1.1
- 2.2
- 2.2
- 2.2
- 2.2.1
- 2.2.1
- 2.2.1
- 3.0
- 3.0
- 3.0
- 3.0.1
- 3.0.1
- 3.0.1
- 3.1
- 3.1
- 3.1
- 3.1.2
- 3.1.2
- 3.1.2
- 3.1.3
- 3.1.3
- 3.1.3
- 3.2
- 3.2
- 3.2
- 3.2.1
- 3.2.1
- 3.2.2
- 3.2.2
- 4.0
- 4.0
- 4.0
- 4.0.1
- 4.0.1
- 4.0.1
- 4.0.2
- 4.0.2
- 4.0.2
- 4.1
- 4.2
- 4.2.1
- 4.2.5
- 4.2.8
- 4.2.9
- 4.3.0
- 4.3.1
- 4.3.2
- 4.3.3
- 4.3.4
- 4.3.5
- 4.3.5
- 4.3.5
- 5.0
- 5.0
- 5.0
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.
4.3 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Medium
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.
1.58% 0.01585
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01585
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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.58% (0.01585) | 74.69th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.64% (0.01640) | 73.21th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.51% (0.00514) | 64.56th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.36% (0.00358) | 73.03th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.36% (0.00358) | 71.36th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.36% (0.00358) | 67.72th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
Weaknesses (1)
References (4)
- http://lists.apple.com/archives/Security-announce/2011/Nov/msg00001.html vendor-advisoryx_refsource_APPLEVendor Advisory
- http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html vendor-advisoryx_refsource_APPLE
- http://support.apple.com/kb/HT5052 x_refsource_CONFIRMVendor Advisory
- http://support.apple.com/kb/HT5130 x_refsource_CONFIRM
| Link | Providers | Tags |
|---|---|---|
| http://lists.apple.com/archives/Security-announce/2011/Nov/msg00001.html | vendor-advisoryx_refsource_APPLEVendor Advisory | |
| http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html | vendor-advisoryx_refsource_APPLE | |
| http://support.apple.com/kb/HT5052 | x_refsource_CONFIRMVendor Advisory | |
| http://support.apple.com/kb/HT5130 | x_refsource_CONFIRM |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner apple
Published Nov 11, 2011
Updated Aug 6, 2024
Reserved Sep 13, 2011
Link CVE-2011-3441
CISA Vulnrichment
Updated n/a