Multiple stack-based buffer overflows in Csound before 5.16.6 allow remote attackers to execute arbitrary code via a crafted (1) hetro file to the getnum function in util/heti_main.c or (2) PVOC file to the getnum function in util/pv_import.c.
CVE-2012-0270
- High exploitation likelihood — EPSS 55%
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 98.9%
- KEV
- Not listed
Published
February 17, 2014
Last Modified
April 29, 2026
References (10)
- PSIRT-CNA@flexerasoftwarehttp://lists.opensuse.org/opensuse-security-announce/2012-02/msg00027.html
- PSIRT-CNA@flexerasoftwarehttp://lists.opensuse.org/opensuse-updates/2012-03/msg00027.html
- PSIRT-CNA@flexerasoftwarehttp://secunia.com/advisories/47585
- PSIRT-CNA@flexerasoftwarehttp://secunia.com/secunia_research/2012-3/
- PSIRT-CNA@flexerasoftwarehttp://sourceforge.net/projects/csound/files/csound5/csound5.16/Version5.16_Notes/view
- af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2012-02/msg00027.html
- af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-updates/2012-03/msg00027.html
- af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/47585
- af854a3a-2127-422b-91ae-364da2661108http://secunia.com/secunia_research/2012-3/
- af854a3a-2127-422b-91ae-364da2661108http://sourceforge.net/projects/csound/files/csound5/csound5.16/Version5.16_Notes/view
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 4× in last 7d / 30× 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.
- 2026-07-05 02:55 UTCOSV refresh
- 2026-07-04 06:27 UTCEPSS rescore
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- 2026-06-16 14:13 UTCOSV refresh
- 2026-06-15 17:44 UTCEPSS rescore
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- 2026-06-11 13:56 UTCEPSS rescore
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- 2026-06-01 13:49 UTCEPSS rescore
- 2026-05-31 00:14 UTCEPSS rescore
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- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-28 20:19 UTCEG score recompute
- 2026-05-28 20:19 UTCGHSA enrichment
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
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- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-22 21:53 UTCOSV refresh
- 2026-05-22 21:15 UTCEPSS rescore
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- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-21 22:39 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Publicly available exploits
(2 references)Working exploit code is in the public domain (1 Metasploit module) (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-18710✓ verifiedFirst seen Apr 6, 2012
Csound - '.hetro' File Handling Stack Buffer Overflow (Metasploit)
Open source ↗ - Metasploitexploit/windows/fileformat/csound_getnum_bof✓ verifiedFirst seen Feb 23, 2012
Csound hetro File Handling Stack Buffer Overflow
Open source ↗
Related CVEs(same CWE)
Same CWE
10 shownCWE-119
Frequently asked(4)
What is CVE-2012-0270?
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Dependency Blast Radius
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