MEDIUM
zlib in the Compression component in Apple iOS before 9.2, OS X before 10.11.2, tvOS before 9.1, and watchOS before 2.1 does not initialize memory for an unspecified data structure, which allows remote attackers to execute arbitrary code via a crafted web site
Published Dec 11, 2015
6.8
MEDIUMCVSS 2.0
EPSS 2.81%
Description
zlib in the Compression component in Apple iOS before 9.2, OS X before 10.11.2, tvOS before 9.1, and watchOS before 2.1 does not initialize memory for an unspecified data structure, which allows remote attackers to execute arbitrary code via a crafted web site.
Affected products
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.
6.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
2.81% 0.02809
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.02809
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 2, 2026 | 2.81% (0.02809) | 86.02th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.81% (0.02809) | 84.61th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.90% (0.00897) | 73.99th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.56% (0.01562) | 87.73th | v3 (v2023.03.01) |
| Jan 10, 2024 | 0.95% (0.00955) | 81.53th | v3 (v2023.03.01) |
| Jul 29, 2023 | 0.93% (0.00934) | 80.96th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.86% (0.00860) | 79.76th | v3 (v2023.03.01) |
| Mar 6, 2023 | 5.84% (0.05839) | 90.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 5.84% (0.05839) | 89.54th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.84% (0.05839) | 77.39th | v2 (v2022.01.01) |
Weaknesses (1)
References (10)
- http://lists.apple.com/archives/security-announce/2015/Dec/msg00000.html vendor-advisoryx_refsource_APPLEVendor Advisory
- http://lists.apple.com/archives/security-announce/2015/Dec/msg00001.html vendor-advisoryx_refsource_APPLEVendor Advisory
- http://lists.apple.com/archives/security-announce/2015/Dec/msg00002.html vendor-advisoryx_refsource_APPLEVendor Advisory
- http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html vendor-advisoryx_refsource_APPLEVendor Advisory
- http://www.securityfocus.com/bid/78719 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1034344 vdb-entryx_refsource_SECTRACK
- https://support.apple.com/HT205635 x_refsource_CONFIRMVendor Advisory
- https://support.apple.com/HT205637 x_refsource_CONFIRMVendor Advisory
- https://support.apple.com/HT205640 x_refsource_CONFIRMVendor Advisory
- https://support.apple.com/HT205641 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://lists.apple.com/archives/security-announce/2015/Dec/msg00000.html | vendor-advisoryx_refsource_APPLEVendor Advisory | |
| http://lists.apple.com/archives/security-announce/2015/Dec/msg00001.html | vendor-advisoryx_refsource_APPLEVendor Advisory | |
| http://lists.apple.com/archives/security-announce/2015/Dec/msg00002.html | vendor-advisoryx_refsource_APPLEVendor Advisory | |
| http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html | vendor-advisoryx_refsource_APPLEVendor Advisory | |
| http://www.securityfocus.com/bid/78719 | vdb-entryx_refsource_BID | |
| http://www.securitytracker.com/id/1034344 | vdb-entryx_refsource_SECTRACK | |
| https://support.apple.com/HT205635 | x_refsource_CONFIRMVendor Advisory | |
| https://support.apple.com/HT205637 | x_refsource_CONFIRMVendor Advisory | |
| https://support.apple.com/HT205640 | x_refsource_CONFIRMVendor Advisory | |
| https://support.apple.com/HT205641 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner apple
Published Dec 11, 2015
Updated Aug 6, 2024
Reserved Sep 16, 2015
Link CVE-2015-7054
CISA Vulnrichment
Updated n/a