CVE-2009-2547

CVE-2009-2547 is a medium-severity vulnerability in Bistudio Arma with a CVSS 2.0 base score of 5.0. 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

Description

Integer underflow in Armed Assault (aka ArmA) 1.14 and earlier, and 1.16 beta, and Armed Assault II 1.02 and earlier allows remote attackers to cause a denial of service (crash) via a VoIP over Network (VON) packet to port 2305 with a negative packet_size value, which triggers a buffer over-read.

Frequently asked questions

What is CVE-2009-2547?
Integer underflow in Armed Assault (aka ArmA) 1.14 and earlier, and 1.16 beta, and Armed Assault II 1.02 and earlier allows remote attackers to cause a denial of service (crash) via a VoIP over Network (VON) packet to port 2305 with a negative packet_size value, which triggers a buffer over-read.
How severe is CVE-2009-2547?
CVE-2009-2547 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2009-2547 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-2009-2547?
CVE-2009-2547 primarily affects Bistudio Arma. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-2547?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-2547 published?
CVE-2009-2547 was published on 2009-07-20 and last updated on 2026-06-16.

References

Affected products (3)

More vulnerabilities in Bistudio Arma

All CVEs affecting Bistudio Arma →

Other CWE-189 (Numeric Errors) vulnerabilities

Browse all CWE-189 (Numeric Errors) vulnerabilities →