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
- Severity: Medium (CVSS 2.0 base score 5.0)
- EPSS exploit prediction: 1% (71st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-189
- Affected product: Bistudio Arma
- Published:
- Last modified:
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
- http://aluigi.altervista.org/adv/armadioz-adv.txt
- http://secunia.com/advisories/35900
- http://www.vupen.com/english/advisories/2009/1951
- https://exchange.xforce.ibmcloud.com/vulnerabilities/51820
Affected products (3)
- cpe:2.3:a:bistudio:arma:*:*:*:*:*:*:*:*
- cpe:2.3:a:bistudio:arma:1.14:*:*:*:*:*:*:*
- cpe:2.3:a:bistudio:arma_2:*:*:*:*:*:*:*:*
More vulnerabilities in Bistudio Arma
- CVE-2009-2548 — Critical (CVSS 10.0): Format string vulnerability in Armed Assault (aka ArmA) 1.14 and earlier, and 1.16 beta, and Armed Assault II 1.02 and…
- CVE-2009-2549 — Medium (CVSS 5.0): Armed Assault (aka ArmA) 1.14 and earlier, and 1.16 beta, and Armed Assault II 1.02 and earlier allows remote attackers…
All CVEs affecting Bistudio Arma →
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