How severe is CVE-2011-1388?

CVE-2011-1388 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2011-1388 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-1388?

CVE-2011-1388 affects .bbsoftware Bb Flashback. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2011-1388?

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

When was CVE-2011-1388 published?

CVE-2011-1388 was published on 2011-12-23 and last updated on 2026-06-16.

CVE-2011-1388

CVE-2011-1388 is a critical-severity vulnerability in .bbsoftware Bb Flashback with a CVSS 2.0 base score of 9.3. 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-94.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 4% (88th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: .bbsoftware Bb Flashback
Published: 2011-12-23
Last modified: 2026-06-16

Description

The Blueberry FlashBack ActiveX control in BB FlashBack Recorder.dll in Blueberry BB FlashBack, as used in IBM Rational Rhapsody before 7.6.1 and other products, does not properly implement the TestCompatibilityRecordMode method, which allows remote attackers to execute arbitrary code via unspecified vectors.

Frequently asked questions

What is CVE-2011-1388?: The Blueberry FlashBack ActiveX control in BB FlashBack Recorder.dll in Blueberry BB FlashBack, as used in IBM Rational Rhapsody before 7.6.1 and other products, does not properly implement the TestCompatibilityRecordMode method, which allows remote attackers to execute arbitrary code via unspecified vectors.
How severe is CVE-2011-1388?: CVE-2011-1388 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2011-1388 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1388?: CVE-2011-1388 affects .bbsoftware Bb Flashback. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-1388?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2011-1388 published?: CVE-2011-1388 was published on 2011-12-23 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:.bbsoftware:bb_flashback:*:*:*:*:*:*:*:*

More vulnerabilities in .bbsoftware Bb Flashback

CVE-2011-1392 — Critical (CVSS 9.3): The Blueberry FlashBack ActiveX control in BB FlashBack Recorder.dll in Blueberry BB FlashBack, as used in IBM Rational…
CVE-2011-1391 — Critical (CVSS 9.3): The Blueberry FlashBack ActiveX control in BB FlashBack Recorder.dll in Blueberry BB FlashBack, as used in IBM Rational…

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