CVE-2012-4177
CriticalPublic exploitThe web browser plugin for Ubisoft Uplay PC before 2.0.4 allows remote attackers to execute arbitrary programs via the -orbit_exe_path command line argument.
Published Aug 7, 2012 · Updated Apr 28, 2026
Key Facts
Patch immediately- CVE-2012-4177 is a critical-severity vulnerability (CVSS 10.0 v2) affecting Uplay Pc (Ubi).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 58% probability of exploitation in the next 30 days.
- Fixed versions are available, including Uplay Pc 2.0.3.
- 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)
58%
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-2012-4177 brief as a PDF
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Description
The web browser plugin for Ubisoft Uplay PC before 2.0.4 allows remote attackers to execute arbitrary programs via the -orbit_exe_path command line argument.
Affected Products
4 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Uplay PcUbi | 2.0, 2.0.1, 2.0.2 | 2.0.3 |
Patched Releases
Uplay Pc
2.0.3
Timeline
Publicly disclosed
Aug 7, 2012
Last updated
Apr 28, 2026
Weakness Type
- CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
References
- exploitMSF ubisoft_uplay_cmd_exec.rb
- exploitExploitDB-20321
- otherhttp://forums.ubi.com/showthread.php/699940-Uplay-PC-Patch-2-0-4-Security-fix
- other84402
- other20120729 Re: AxMan ActiveX fuzzing <== Memory Corruption PoC
FAQ
Common Questions.
The web browser plugin for Ubisoft Uplay PC before 2.0.4 allows remote attackers to execute arbitrary programs via the -orbit_exe_path command line argument.
Affected: Uplay Pc (Ubi) versions 2.0, 2.0.1, 2.0.2. 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 Uplay Pc 2.0.3.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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