CVE-2018-4089
An issue was discovered in certain Apple products. iOS before 11.2.5 is affected. macOS before 10...
An issue was discovered in certain Apple products. iOS before 11.2.5 is affected. macOS before 10.13.3 is affected. Safari before 11.0.3 is affected. tvOS before 11.2.5 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
8.8
An issue was discovered in certain Apple products. iOS before 11.2.5 is affected. macOS before 10.13.3 is affected. Safari before 11.0.3 is affected. tvOS before 11.2.5 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.
- Record
CVE-2018-4089- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in certain Apple products. iOS before 11.2.5 is affected. macOS before 10.13.3 is affected. Safari before 11.0.3 is affected. tvOS before 11.2.5 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.
- Record
CVE-2018-4089- Updated
- 2026-11-02
EUVDEUVD-2018-15875 No score
An issue was discovered in certain Apple products. iOS before 11.2.5 is affected. macOS before 10.13.3 is affected. Safari before 11.0.3 is affected. tvOS before 11.2.5 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.
- Record
EUVD-2018-15875- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-m5f4-g6cx-5538
8.8
An issue was discovered in certain Apple products. iOS before 11.2.5 is affected. macOS before 10...
An issue was discovered in certain Apple products. iOS before 11.2.5 is affected. macOS before 10.13.3 is affected. Safari before 11.0.3 is affected. tvOS before 11.2.5 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.
- Record
GHSA-m5f4-g6cx-5538- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
OSV
8.8
An issue was discovered in certain Apple products. iOS before 11.2.5 is affected. macOS before 10.13.3 is affected. Safari before 11.0.3 is affected. tvOS before 11.2.5 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.
- Record
CVE-2018-4089- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2018-4089
8.8
An issue was discovered in certain Apple products. iOS before 11.2.5 is affected. macOS before 10.13.3 is affected. Safari before 11.0.3 is affected. tvOS before 11.2.5 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.
- Record
DEBIAN-CVE-2018-4089- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2018-4089
8.8
An issue was discovered in certain Apple products. iOS before 11.2.5 is affected. macOS before 10.13.3 is affected. Safari before 11.0.3 is affected. tvOS before 11.2.5 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.
- Record
UBUNTU-CVE-2018-4089- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVMGASA-2018-0102 No score
Updated webkit2 packages fix security vulnerabilities
The webkit2 package has been updated to version 2.18.6, fixing several security issues and other bugs.
- Record
MGASA-2018-0102- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
webkit2gtkDebian:12 |
before 2.18.6-1 | 2.18.6-1 |
webkit2gtkDebian:13 |
before 2.18.6-1 | 2.18.6-1 |
webkit2gtkDebian:14 |
before 2.18.6-1 | 2.18.6-1 |
webkit2Mageia:6 From an advisory covering 9 CVEs |
before 2.18.6-1.mga6 | 2.18.6-1.mga6 |
webkit2gtkUbuntu:16.04:LTS |
before 2.18.4-0ubuntu0.16.04.1, plus listed versions 2.8.5+dfsg1-32.10.3+dfsg1-12.10.4+dfsg1-12.10.5-12.10.6-1 Show 14 moreShow less2.10.6-1ubuntu12.10.8-1ubuntu12.10.9-1ubuntu12.12.5-0ubuntu0.16.04.12.14.2-0ubuntu0.16.04.12.14.3-0ubuntu0.16.04.12.14.5-0ubuntu0.16.04.12.16.1-0ubuntu0.16.04.12.16.1-0ubuntu0.16.04.22.16.2-0ubuntu0.16.04.12.16.3-0ubuntu0.16.04.12.16.6-0ubuntu0.16.04.12.18.0-0ubuntu0.16.04.22.18.3-0ubuntu0.16.04.1 |
2.18.4-0ubuntu0.16.04.1 |
qtwebkit-opensource-srcUbuntu:16.04:LTS |
All versions, plus listed versions 5.4.2+dfsg-1ubuntu2.15.5.1+dfsg-2ubuntu1 |
None known |
qtwebkit-sourceUbuntu:16.04:LTS |
All versions, plus listed versions 2.3.2-0ubuntu102.3.2-0ubuntu11 |
None known |
webkitgtkUbuntu:16.04:LTS |
All versions, plus listed versions 2.4.9-2ubuntu22.4.10-0ubuntu12.4.11-0ubuntu0.1 |
None known |
webkit2gtkUbuntu:18.04:LTS |
before 2.18.4-1, plus listed versions 2.18.0-22.18.0-2build12.18.2-12.18.3-1 |
2.18.4-1 |
qtwebkit-opensource-srcUbuntu:18.04:LTS |
All versions, plus listed versions 5.9.1+dfsg-5ubuntu15.9.1+dfsg-5ubuntu35.212.0~alpha2-5build25.212.0~alpha2-5build45.212.0~alpha2-75.212.0~alpha2-7build25.212.0~alpha2-7ubuntu1 |
None known |
Show 5 moreShow less
| Package | Affected | Fixed |
|---|---|---|
qtwebkit-sourceUbuntu:18.04:LTS |
All versions, plus listed versions 2.3.2-0ubuntu13 |
None known |
webkitgtkUbuntu:18.04:LTS |
All versions, plus listed versions 2.4.11-32.4.11-3ubuntu22.4.11-3ubuntu3 |
None known |
qtwebkit-opensource-srcUbuntu:20.04:LTS |
All versions, plus listed versions 5.212.0~alpha3-35.212.0~alpha3-55.212.0~alpha3-65.212.0~alpha3-75.212.0~alpha4-15.212.0~alpha4-1ubuntu15.212.0~alpha4-1ubuntu25.212.0~alpha4-1ubuntu2.1 |
None known |
qtwebkit-opensource-srcUbuntu:22.04:LTS |
All versions, plus listed versions 5.212.0~alpha4-125.212.0~alpha4-135.212.0~alpha4-145.212.0~alpha4-14build15.212.0~alpha4-14ubuntu25.212.0~alpha4-15ubuntu1 |
None known |
qtwebkit-opensource-srcUbuntu:24.04:LTS |
All versions, plus listed versions 5.212.0~alpha4-335.212.0~alpha4-33build15.212.0~alpha4-345.212.0~alpha4-34ubuntu35.212.0~alpha4-34ubuntu45.212.0~alpha4-36 |
None known |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | WebKit - 'detachWrapper' Use-After-Free | 2018-02-01 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-4089 is a high vulnerability (CVSS 8.8) in Apple Tv, published January 27, 2018. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 6.39%, the 93rd percentile. Fixed in webkit2gtk 2.18.6-1.
References
support.apple.com/HT208462
securitytracker.com/id/1040266
support.apple.com/HT208465
securitytracker.com/id/1040265
exploit-db.com/exploits/43937
securityfocus.com/bid/102778
Show 13 moreShow less
securitytracker.com/id/1040267
support.apple.com/HT208475
support.apple.com/HT208463
nvd.nist.gov/vuln/detail/CVE-2018-4089
github.com/advisories/GHSA-m5f4-g6cx-5538
security-tracker.debian.org/tracker/CVE-2018-4089
advisories.mageia.org/MGASA-2018-0102.html
bugs.mageia.org/show_bug.cgi?id=22452
webkitgtk.org/security/WSA-2018-0002.html
webkitgtk.org/2018/01/24/webkitgtk2.18.6-released.html
openwall.com/lists/oss-security/2018/01/24/6
ubuntu.com/security/CVE-2018-4089
cve.org/CVERecord?id=CVE-2018-4089