CVE-2011-3343

CVE-2011-3343 is a medium-severity vulnerability in Openttd with a CVSS 2.0 base score of 4.6. 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

Multiple buffer overflows in OpenTTD before 1.1.3 allow local users to cause a denial of service (daemon crash) or possibly gain privileges via (1) a crafted BMP file with RLE compression or (2) crafted dimensions in a BMP file.

Frequently asked questions

What is CVE-2011-3343?
Multiple buffer overflows in OpenTTD before 1.1.3 allow local users to cause a denial of service (daemon crash) or possibly gain privileges via (1) a crafted BMP file with RLE compression or (2) crafted dimensions in a BMP file.
How severe is CVE-2011-3343?
CVE-2011-3343 has a CVSS 2.0 base score of 4.6, rated medium severity.
Is CVE-2011-3343 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-3343?
CVE-2011-3343 primarily affects Openttd. In total, 107 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-3343?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-3343 published?
CVE-2011-3343 was published on 2011-09-08 and last updated on 2026-06-16.

References

Affected products (107)

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