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Vulnerabilities

Vulnerability · CVE-2009-1698

WebKit in Apple Safari before 4.0, iPhone OS 1.0 through 2.2.1, and iPhone OS for iPod touch 1.1 through 2.2.1 does not initialize a pointer during handling of a Casca…

Published Jun 10, 2009 · catalog updated Jun 16, 2026 · Apple

Check if you run it

No confirmed exploitation is on record for CVE-2009-1698. EPSS is 8.46%. Act only if a listed version of Apple is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Critical9.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
8.46%
Remediation
Version ranges on file
Affected products
cpe apple/safari

WebKit in Apple Safari before 4.0, iPhone OS 1.0 through 2.2.1, and iPhone OS for iPod touch 1.1 through 2.2.1 does not initialize a pointer during handling of a Cascading Style Sheets (CSS) attr function call with a large numerical argument, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted HTML document.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe apple/safari2.0
  • cpe apple/safari2.0.0
  • cpe apple/safari2.0.1
  • cpe apple/safari2.0.2
  • cpe apple/safari2.0.3
  • cpe apple/safari2.0.4
  • cpe apple/safari3.0
  • cpe apple/safari<= 3.2.2

How to fix CVE-2009-1698

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2009-1698. EPSS is 8.46%. Act only if a listed version of Apple is installed.

Which versions are affected?

Compare what you have installed with 2.0, 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-94: Code Injection. EPSS 8.46%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 10, 2009 · Apple Security Releases

    Detected

    WebKit in Apple Safari before 4.0, iPhone OS 1.0 through 2.2.1, and iPhone OS for iPod touch 1.1 through 2.2.1 does not initialize a pointer during handling of a Cascading Style Sheets (CSS) attr function call with a large numerical argument, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted HTML document.

  2. Jun 16, 2026 · Apple Security Releases

    Updated

    WebKit in Apple Safari before 4.0, iPhone OS 1.0 through 2.2.1, and iPhone OS for iPod touch 1.1 through 2.2.1 does not initialize a pointer during handling of a Cascading Style Sheets (CSS) attr function call with a large numerical argument, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted HTML document.

Sources

  • Apple Security ReleasesVendor advisoryCVE-2009-1698

    WebKit in Apple Safari before 4.0, iPhone OS 1.0 through 2.2.1, and iPhone OS for iPod touch 1.1 through 2.2.1 does not initialize a pointer during handling of a Cascading Style Sheets (CSS) attr function call with a large numerical argument, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted HTML document.

    nvd.nist.gov
  • CVE.orgVulnerability recordCVE-2009-1698

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2009-1698

    30-day exploitation probability 8.46%

    first.org

References

Freshness

Last verified in this catalog Oct 23, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.