CVE-2011-3343

NONECVSS 0.0

0.0

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.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 29.7%
KEV: Not listed

Published

September 8, 2011

Last Modified

April 29, 2026

References (18)

secalert@redhathttp://bugs.openttd.org/task/4746
secalert@redhathttp://bugs.openttd.org/task/4747
secalert@redhathttp://lists.fedoraproject.org/pipermail/package-announce/2011-September/066128.html
secalert@redhathttp://openwall.com/lists/oss-security/2011/09/02/4
secalert@redhathttp://openwall.com/lists/oss-security/2011/09/06/2
secalert@redhathttp://secunia.com/advisories/46075
secalert@redhathttp://security.openttd.org/en/CVE-2011-3343
secalert@redhathttp://www.debian.org/security/2012/dsa-2386
secalert@redhathttp://www.securityfocus.com/bid/49439
af854a3a-2127-422b-91ae-364da2661108http://bugs.openttd.org/task/4746
af854a3a-2127-422b-91ae-364da2661108http://bugs.openttd.org/task/4747
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2011-September/066128.html
af854a3a-2127-422b-91ae-364da2661108http://openwall.com/lists/oss-security/2011/09/02/4
af854a3a-2127-422b-91ae-364da2661108http://openwall.com/lists/oss-security/2011/09/06/2
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/46075

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-119Buffer Operations Within Bounds (Buffer Overflow)

Data Freshness Timeline

(refreshed 14× in last 7d / 56× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-23 21:30 UTCEPSS rescore
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2026-05-29 07:05 UTCEG score recompute
2026-05-29 07:05 UTCGHSA enrichment
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2026-05-18 21:29 UTCEPSS rescore
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Frequently asked(4)

What is CVE-2011-3343?

CVE-2011-3343 is a none vulnerability published on September 8, 2011. 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.

When was CVE-2011-3343 disclosed?

CVE-2011-3343 was first published in the National Vulnerability Database on September 8, 2011, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2011-3343 actively exploited?

CVE-2011-3343 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 29.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2011-3343?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-3343, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2011-3343

📅 Published

🔄 Last Modified

🔗 References (18)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2011-3343?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (18)

Frequently asked(4)

Related CVEs(same CWE)