Is CVE-2009-1977 in the CISA KEV catalog?

No. CVE-2009-1977 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2009-1977?

CVE-2009-1977 has a CVSS v2 base score of 10.0 (HIGH).

What is the EPSS score for CVE-2009-1977?

CVE-2009-1977 has an EPSS score of 72.64% (99th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2009-1977

HIGHEPSS 99th pctl

10.0

CVSS v2

NVD

Description

Unspecified vulnerability in the Oracle Secure Backup component in Oracle Secure Backup 10.2.0.3 allows remote attackers to affect confidentiality, integrity, and availability via unknown vectors. NOTE: the previous information was obtained from the July 2009 Oracle CPU. Oracle has not commented on claims from an independent researcher that this vulnerability allows attackers to bypass authentication via unknown vectors involving the username parameter and login.php.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

72.64%probability of exploitation in 30 days

99thpercentile

Very high risk: more likely to be exploited than 99% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-23.