Stack-based buffer overflow in the Remote Administration Protocol (RAP) implementation in the LanmanWorkstation service in Microsoft Windows
Stack-based buffer overflow in the Remote Administration Protocol (RAP) implementation in the LanmanWorkstation service in Microsoft Windows XP SP3 allows remote attackers to execute arbitrary code via crafted RAP response packets, aka "Remote Administration Protocol Stack Overflow Vulnerability."
- Published
- Aug 14, 2012
- Updated
- Jun 16, 2026
- EPSS
- 29.0% · 98th percentile
- CWE
- CWE-119
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Report tools
Action score
49
Plan
Add it to your regular patch cycle.
- CVSS
- 40 / 40 · 10.0 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 9 / 30 · 29.0%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| microsoft | windows xp | cpe:2.3:o:microsoft:windows_xp |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- microsoft windows xpall versions
Same product
microsoft: all recordsOther highest-scoring records for the same primary product.
- CVE-2009-0119Buffer overflow in Microsoft Windows XP SP3 allows remote attackers to cause a denial of service (memory corruption and application crash) o51Plan
- CVE-2012-1852Heap-based buffer overflow in the Remote Administration Protocol (RAP) implementation in the LanmanWorkstation service in Microsoft Windows 49Plan
- CVE-2007-1946Integer overflow in Windows Explorer in Microsoft Windows XP SP1 might allow user-assisted remote attackers to cause a denial of service (cr48Plan
- CVE-2004-2289Microsoft Windows XP Explorer allows local users to execute arbitrary code via a system folder with a Desktop.ini file containing a .ShellCl47Plan
- CVE-2011-1243The Windows Messenger ActiveX control in msgsc.dll in Microsoft Windows XP SP2 and SP3 allows remote attackers to execute arbitrary code via46Plan
- CVE-2007-3826Microsoft Internet Explorer 7 on Windows XP SP2 allows remote attackers to prevent users from leaving a site, spoof the address bar, and con46Plan
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- C · data can be read
- Integrity
- C · data or configuration can be modified
- Availability
- C · the service can be disrupted
- Attack complexity
- Low
- Confidentiality impact
- C
- Integrity impact
- C
- Availability impact
- C
Weakness class (CWE)
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory BufferCVSS vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
- Buffer Overflow via Environment VariablesCAPEC-10likelihood: High · High
- Overflow BuffersCAPEC-100likelihood: High · Very High
- Buffer ManipulationCAPEC-123likelihood: High · Very High
- Client-side Injection-induced Buffer OverflowCAPEC-14likelihood: Medium · High
- Filter Failure through Buffer OverflowCAPEC-24likelihood: High · High
- MIME ConversionCAPEC-42likelihood: High · High
- Overflow Binary Resource FileCAPEC-44likelihood: High · Very High
- Buffer Overflow via Symbolic LinksCAPEC-45likelihood: High · High
ATT&CK techniques
—
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
- www.us-cert.gov/cas/techalerts/TA12-227A.html
- docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-054
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15408
Vendor advisories and official records. Exploit/PoC links are deliberately left out.