How severe is CVE-2011-1051?

CVE-2011-1051 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2011-1051 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-1051?

CVE-2011-1051 primarily affects Hex-rays Ida. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-1051?

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-2011-1051 published?

CVE-2011-1051 was published on 2011-02-21 and last updated on 2026-06-16.

CVE-2011-1051

CVE-2011-1051 is a critical-severity vulnerability in Hex-rays Ida with a CVSS 2.0 base score of 10.0. 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-189.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 1% (71st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-189
Affected product: Hex-rays Ida
Published: 2011-02-21
Last modified: 2026-06-16

Description

Integer overflow in the COFF/EPOC/EXPLOAD input file loaders in Hex-Rays IDA Pro 5.7 and 6.0 has unknown impact and attack vectors related to memory allocation.

Frequently asked questions

What is CVE-2011-1051?: Integer overflow in the COFF/EPOC/EXPLOAD input file loaders in Hex-Rays IDA Pro 5.7 and 6.0 has unknown impact and attack vectors related to memory allocation.
How severe is CVE-2011-1051?: CVE-2011-1051 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2011-1051 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1051?: CVE-2011-1051 primarily affects Hex-rays Ida. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-1051?: 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-2011-1051 published?: CVE-2011-1051 was published on 2011-02-21 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:hex-rays:ida:5.7:*:pro:*:*:*:*:*
cpe:2.3:a:hex-rays:ida:6.0:*:pro:*:*:*:*:*

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