How severe is CVE-2018-0611?

CVE-2018-0611 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2018-0611 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-0611?

CVE-2018-0611 affects Ana. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-0611?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-0611 published?

CVE-2018-0611 was published on 2018-06-26 and last updated on 2026-06-17.

CVE-2018-0611

CVE-2018-0611 is a high-severity vulnerability in Ana with a CVSS 3.x base score of 7.4. 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-295.

Key facts

Severity: High (CVSS 3.x base score 7.4)
CVSS v2: 5.8
EPSS exploit prediction: 1% (39th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-295
Affected product: Ana
Published: 2018-06-26
Last modified: 2026-06-17

Description

The ANA App for iOS version 4.0.22 and earlier does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.

Frequently asked questions

What is CVE-2018-0611?: The ANA App for iOS version 4.0.22 and earlier does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
How severe is CVE-2018-0611?: CVE-2018-0611 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2018-0611 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-0611?: CVE-2018-0611 affects Ana. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-0611?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-0611 published?: CVE-2018-0611 was published on 2018-06-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ana:ana:*:*:*:*:*:iphone_os:*:*

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