How severe is CVE-2019-13496?

CVE-2019-13496 has a CVSS 3.x base score of 8.1, 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 high.

Is CVE-2019-13496 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-13496?

CVE-2019-13496 primarily affects Oneidentity Cloud Access Manager. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-13496?

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-2019-13496 published?

CVE-2019-13496 was published on 2019-11-04 and last updated on 2026-06-17.

CVE-2019-13496

CVE-2019-13496 is a high-severity vulnerability in Oneidentity Cloud Access Manager with a CVSS 3.x base score of 8.1. 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-354.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-354
Affected product: Oneidentity Cloud Access Manager
Published: 2019-11-04
Last modified: 2026-06-17

Description

One Identity Cloud Access Manager before 8.1.4 Hotfix 1 allows OTP bypass via vectors involving a man in the middle, the One Identity Defender product, and replacing a failed SAML response with a successful SAML response.

Frequently asked questions

What is CVE-2019-13496?: One Identity Cloud Access Manager before 8.1.4 Hotfix 1 allows OTP bypass via vectors involving a man in the middle, the One Identity Defender product, and replacing a failed SAML response with a successful SAML response.
How severe is CVE-2019-13496?: CVE-2019-13496 has a CVSS 3.x base score of 8.1, 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 high.
Is CVE-2019-13496 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-13496?: CVE-2019-13496 primarily affects Oneidentity Cloud Access Manager. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-13496?: 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-2019-13496 published?: CVE-2019-13496 was published on 2019-11-04 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:oneidentity:cloud_access_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:oneidentity:cloud_access_manager:8.1.4:-:*:*:*:*:*:*

More vulnerabilities in Oneidentity Cloud Access Manager

CVE-2019-13498 — High (CVSS 7.4): One Identity Cloud Access Manager 8.1.3 does not use HTTP Strict Transport Security (HSTS), which may allow…
CVE-2019-13497 — Medium (CVSS 6.5): One Identity Cloud Access Manager before 8.1.4 Hotfix 1 allows CSRF for logout requests.

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