How severe is CVE-2017-7696?

CVE-2017-7696 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-7696 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 36% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-7696?

CVE-2017-7696 primarily affects Sap Sso Authentication Library. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-7696?

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-2017-7696 published?

CVE-2017-7696 was published on 2017-04-14 and last updated on 2026-06-17.

CVE-2017-7696

CVE-2017-7696 is a high-severity vulnerability in Sap Sso Authentication Library with a CVSS 3.x base score of 7.5. Its EPSS exploit-prediction score of 36% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-770.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 36% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-770
Affected product: Sap Sso Authentication Library
Published: 2017-04-14
Last modified: 2026-06-17

Description

SAP AS JAVA SSO Authentication Library 2.0 through 3.0 allow remote attackers to cause a denial of service (memory consumption) via large values in the width and height parameters to otp_logon_ui_resources/qr, aka SAP Security Note 2389042.

Frequently asked questions

What is CVE-2017-7696?: SAP AS JAVA SSO Authentication Library 2.0 through 3.0 allow remote attackers to cause a denial of service (memory consumption) via large values in the width and height parameters to otp_logon_ui_resources/qr, aka SAP Security Note 2389042.
How severe is CVE-2017-7696?: CVE-2017-7696 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-7696 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 36% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-7696?: CVE-2017-7696 primarily affects Sap Sso Authentication Library. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-7696?: 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-2017-7696 published?: CVE-2017-7696 was published on 2017-04-14 and last updated on 2026-06-17.

References

https://erpscan.io/advisories/erpscan-17-001-sap-java-dos-bc-iam-sso-otp-package-use-qr-servlet/

Affected products (2)

cpe:2.3:a:sap:sso_authentication_library:2.0:*:*:*:*:*:*:*
cpe:2.3:a:sap:sso_authentication_library:3.0:*:*:*:*:*:*:*

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