CVE-2010-4142
CriticalPublic exploitMultiple stack-based buffer overflows in DATAC RealWin 2.0 Build 6.1.8.10 and earlier allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long (1) SCPC_INITIALIZE, (2) SCPC_INITIALIZE_RF, or (3) SCPC_TXTEVENT packet.
Published Nov 2, 2010 · Updated Apr 28, 2026
Key Facts
Patch immediately- CVE-2010-4142 is a critical-severity vulnerability (CVSS 10.0 v2) affecting Realwin (Realflex).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 63% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v2
10.0
AV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS (30-day exploit likelihood)
63%
Higher than 99.1% 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-2010-4142 brief as a PDF
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Description
Multiple stack-based buffer overflows in DATAC RealWin 2.0 Build 6.1.8.10 and earlier allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long (1) SCPC_INITIALIZE, (2) SCPC_INITIALIZE_RF, or (3) SCPC_TXTEVENT packet. NOTE: it was later reported that 1.06 is also affected by one of these requests.
Affected Products
2 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| RealwinRealflex | 1.06, 2.0 | n/a |
Timeline
Publicly disclosed
Nov 2, 2010
Last updated
Apr 28, 2026
Weakness Type
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
- advisory41849
- exploithttp://aluigi.org/adv/realwin_1-adv.txt
- exploitMSF realwin_scpc_initialize.rb
- exploitMSF realwin_scpc_initialize_rf.rb
- exploitMSF realwin_scpc_txtevent.rb
FAQ
Common Questions.
Multiple stack-based buffer overflows in DATAC RealWin 2.0 Build 6.1.8.10 and earlier allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long (1) SCPC_INITIALIZE, (2) SCPC_INITIALIZE_RF, or (3) SCPC_TXTEVENT packet.
Affected: Realwin (Realflex) versions 1.06, 2.0. 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.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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