Vulnerability · CVE-2009-0958
Apple iPhone OS 1.0 through 2.2.1 and iPhone OS for iPod touch 1.1 through 2.2.1 stores an exception for a hostname when the user accepts an untrusted Exchange server…
Published Jun 19, 2009 · catalog updated Jun 16, 2026 · Apple iphone os
Check if you run it
No confirmed exploitation is on record for CVE-2009-0958. EPSS is 0.94%. Act only if a listed version of Apple iphone os is installed.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
- Severity
- Medium4.3
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.94%
- Remediation
- Advisory link
- Affected products
- cpe apple/iphone os
Apple iPhone OS 1.0 through 2.2.1 and iPhone OS for iPod touch 1.1 through 2.2.1 stores an exception for a hostname when the user accepts an untrusted Exchange server certificate, which causes it to be accepted without prompting in future usage and allows remote Exchange servers to obtain sensitive information such as credentials.
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/iphone os1.0.0
- cpe apple/iphone os1.0.1
- cpe apple/iphone os1.0.2
- cpe apple/iphone os1.1.0
- cpe apple/iphone os1.1.1
- cpe apple/iphone os1.1.2
- cpe apple/iphone os1.1.3
- cpe apple/iphone os1.1.4
- cpe apple/iphone os1.1.5
- cpe apple/iphone os2.0
- cpe apple/iphone os2.0.0
- cpe apple/iphone os2.0.1
How to fix CVE-2009-0958
Recommended remediation
A patch or advisory reference is linked. Open the original publisher for availability by product version.
Official advisories
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-2009-0958. EPSS is 0.94%. Act only if a listed version of Apple iphone os is installed.
Which versions are affected?
Compare what you have installed with apple/iphone os 1.0.0; apple/iphone os 1.0.1; apple/iphone os 1.0.2; apple/iphone os 1.1.0. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
CWE-200: Exposure of Sensitive Information. EPSS 0.94%. 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.
Jun 19, 2009 · Apple Security Releases
Detected
Apple iPhone OS 1.0 through 2.2.1 and iPhone OS for iPod touch 1.1 through 2.2.1 stores an exception for a hostname when the user accepts an untrusted Exchange server certificate, which causes it to be accepted without prompting in future usage and allows remote Exchange servers to obtain sensitive information such as credentials.
Jun 16, 2026 · Apple Security Releases
Updated
Apple iPhone OS 1.0 through 2.2.1 and iPhone OS for iPod touch 1.1 through 2.2.1 stores an exception for a hostname when the user accepts an untrusted Exchange server certificate, which causes it to be accepted without prompting in future usage and allows remote Exchange servers to obtain sensitive information such as credentials.
Sources
- Apple Security ReleasesVendor advisoryCVE-2009-0958
Apple iPhone OS 1.0 through 2.2.1 and iPhone OS for iPod touch 1.1 through 2.2.1 stores an exception for a hostname when the user accepts an untrusted Exchange server certificate, which causes it to be accepted without prompting in future usage and allows remote Exchange servers to obtain sensitive information such as credentials.
nvd.nist.gov - CVE.orgVulnerability recordCVE-2009-0958
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2009-0958
30-day exploitation probability 0.94%
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.