CVE-2012-0270
HighPublic exploitMultiple 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.
Published Feb 17, 2014 · Updated Aug 4, 2026 · Also known as DEBIAN-CVE-2012-0270
Key Facts
Patch immediately- CVE-2012-0270 is a high-severity vulnerability (CVSS 7.5 v2) affecting Csound (Csounds), csound-devel (suse).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 55% probability of exploitation in the next 30 days.
- Fixed versions are available, including Csound 1:5.16.6~dfsg-1, Csound 5.18.02-7.10, Csound 5.16.1.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v2
7.5
AV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS (30-day exploit likelihood)
55%
Higher than 99.0% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2012-0270 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
Description
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.
Affected Products
22 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| CsoundCsounds | 5.12.4, 5.13.0, 5.13.1, 5.14.0, 5.14.1, 5.14.2, 5.15.0, 5.16 | 5.16.1 |
| csound-develsuse | See advisory | 5.18.02-7.10 |
Patched Releases
Csound
1:5.16.6~dfsg-1, 5.18.02-7.10, 5.16.1
csound-devel
5.18.02-7.10
Timeline
Publicly disclosed
Feb 17, 2014
Last updated
Aug 4, 2026
Weakness Type
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
- advisory47585
- advisoryhttp://secunia.com/secunia_research/2012-3/
- advisoryhttp://sourceforge.net/projects/csound/files/csound5/csound5.16/Version5.16_Notes/view
- advisoryhttps://security-tracker.debian.org/tracker/CVE-2012-0270
- exploitMSF csound_getnum_bof.rb
FAQ
Common Questions.
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.
Affected: Csound (Csounds) versions 5.12.4, 5.13.0, 5.13.1, 5.14.0, 5.14.1, 5.14.2, 5.15.0, 5.16; csound-devel (suse). The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including Csound 1:5.16.6~dfsg-1, Csound 5.18.02-7.10, Csound 5.16.1.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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