How severe is CVE-2017-7088?

CVE-2017-7088 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-7088 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-7088?

CVE-2017-7088 affects Apple Iphone Os. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-7088?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2017-7088 published?

CVE-2017-7088 was published on 2017-10-23 and last updated on 2026-06-17.

CVE-2017-7088

CVE-2017-7088 is a medium-severity vulnerability in Apple Iphone Os with a CVSS 3.x base score of 5.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-275.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
CVSS v2: 7.1
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-275
Affected product: Apple Iphone Os
Published: 2017-10-23
Last modified: 2026-06-17

Description

An issue was discovered in certain Apple products. iOS before 11 is affected. The issue involves the "Exchange ActiveSync" component. It allows remote attackers to erase a device in opportunistic circumstances by hijacking a cleartext AutoDiscover V1 session during the setup of an Exchange account.

Frequently asked questions

What is CVE-2017-7088?: An issue was discovered in certain Apple products. iOS before 11 is affected. The issue involves the "Exchange ActiveSync" component. It allows remote attackers to erase a device in opportunistic circumstances by hijacking a cleartext AutoDiscover V1 session during the setup of an Exchange account.
How severe is CVE-2017-7088?: CVE-2017-7088 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-7088 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-7088?: CVE-2017-7088 affects Apple Iphone Os. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-7088?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-7088 published?: CVE-2017-7088 was published on 2017-10-23 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*

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