How severe is CVE-2008-2138?

CVE-2008-2138 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2008-2138 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 16% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-2138?

CVE-2008-2138 affects Oracle Application Server Portal. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2008-2138?

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

When was CVE-2008-2138 published?

CVE-2008-2138 was published on 2008-05-12 and last updated on 2026-06-16.

CVE-2008-2138

CVE-2008-2138 is a medium-severity vulnerability in Oracle Application Server Portal with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 16% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-264.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 16% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Oracle Application Server Portal
Published: 2008-05-12
Last modified: 2026-06-16

Description

Oracle Application Server (OracleAS) Portal 10g allows remote attackers to bypass intended access restrictions and read the contents of /dav_portal/portal/ by sending a request containing a trailing "%0A" (encoded line feed), then using the session ID that is generated from that request. NOTE: as of 20080512, Oracle has not commented on the accuracy of this report.

Frequently asked questions

What is CVE-2008-2138?: Oracle Application Server (OracleAS) Portal 10g allows remote attackers to bypass intended access restrictions and read the contents of /dav_portal/portal/ by sending a request containing a trailing "%0A" (encoded line feed), then using the session ID that is generated from that request. NOTE: as of 20080512, Oracle has not commented on the accuracy of this report.
How severe is CVE-2008-2138?: CVE-2008-2138 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2008-2138 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 16% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-2138?: CVE-2008-2138 affects Oracle Application Server Portal. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2008-2138?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-2138 published?: CVE-2008-2138 was published on 2008-05-12 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:oracle:application_server_portal:10g:*:*:*:*:*:*:*

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