CVE-2011-2704

CVE-2011-2704 is a high-severity vulnerability in Osgeo Mapserver 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

Description

Stack-based buffer overflow in MapServer before 4.10.7 and 5.x before 5.6.7 allows remote attackers to execute arbitrary code via vectors related to OGC filter encoding.

Frequently asked questions

What is CVE-2011-2704?
Stack-based buffer overflow in MapServer before 4.10.7 and 5.x before 5.6.7 allows remote attackers to execute arbitrary code via vectors related to OGC filter encoding.
How severe is CVE-2011-2704?
CVE-2011-2704 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2011-2704 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-2704?
CVE-2011-2704 primarily affects Osgeo Mapserver. In total, 59 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-2704?
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-2011-2704 published?
CVE-2011-2704 was published on 2011-08-01 and last updated on 2026-06-16.

References

Affected products (59)

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