How severe is CVE-2009-0757?

CVE-2009-0757 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2009-0757 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-0757?

CVE-2009-0757 affects Mpfr Gnu Mpfr. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2009-0757?

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-2009-0757 published?

CVE-2009-0757 was published on 2009-03-03 and last updated on 2026-06-16.

CVE-2009-0757

CVE-2009-0757 is a high-severity vulnerability in Mpfr Gnu Mpfr with a CVSS 2.0 base score of 7.5. 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-119.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Mpfr Gnu Mpfr
Published: 2009-03-03
Last modified: 2026-06-16

Description

Multiple buffer overflows in GNU MPFR 2.4.0 allow context-dependent attackers to cause a denial of service (crash) via the (1) mpfr_snprintf and (2) mpfr_vsnprintf functions.

Frequently asked questions

What is CVE-2009-0757?: Multiple buffer overflows in GNU MPFR 2.4.0 allow context-dependent attackers to cause a denial of service (crash) via the (1) mpfr_snprintf and (2) mpfr_vsnprintf functions.
How severe is CVE-2009-0757?: CVE-2009-0757 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2009-0757 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-0757?: CVE-2009-0757 affects Mpfr Gnu Mpfr. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2009-0757?: 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-2009-0757 published?: CVE-2009-0757 was published on 2009-03-03 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:mpfr:gnu_mpfr:2.4.0:*:*:*:*:*:*:*

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