CVE-2015-4932
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedStack-based buffer overflow in the server in IBM Tivoli Storage Manager FastBack 6.1 before 6.1.12.1 allows remote attackers to execute arbitrary code via a crafted packet, a different vulnerability than CVE-2015-4931, CVE-2015-4933, CVE-2015-4934, and CVE-2015-4935.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · moderate confidenceStack-based buffer overflow in the IBM Tivoli Storage Manager FastBack 6.1 server allows remote attackers to execute arbitrary code via a crafted packet. All versions before 6.1.12.1 are affected.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data= 6.1.0.0= 6.1.1.0= 6.1.7.2= 6.1.8.0= 6.1.8.1= 6.1.9.0= 6.1.9.1= 6.1.10.0= 6.1.10.1= 6.1.11.0= 6.1.11.1CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Authentication
- None
- Confidentiality
- Complete
- Integrity
- Complete
- Availability
- Complete
AV:N/AC:L/Au:N/C:C/I:C/A:C
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Confirm IBM Tivoli Storage Manager FastBack server is installedOn Windows, check for the FastBack server in Add/Remove Programs, or check the installation directory (typically C:\Program Files\IBM\Tivoli\Storage Manager FastBack or similar). On Linux, check for the fastback server package using rpm -qa or dpkg -l.Affected if The product is not found on the system, so the system is not applicable to this CVE.
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Identify the installed FastBack server versionOn Windows, open the FastBack server application or check the version in the registry under HKLM\Software\IBM\Tivoli\Storage Manager FastBack. On Linux, run: /opt/tivoli/fastback/bin/fbserver -version or check the installed package version with rpm -q fastback-server.Affected if The version returned is lower than 6.1.12.1.
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Verify the FastBack server service is running and exposed to networkOn Windows, check the FastBack Server service status in Services console. On Linux, run: ps -ef | grep -i fastback to confirm the server process is running. Check if the server listens on its default port (11460 or similar) using netstat -an | grep 11460.Affected if The server is running and reachable over the network, making it vulnerable to remote packet-based attacks.
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Confirm exact version number matches affected listCompare your installed version string against the known affected versions: 6.1.0.0, 6.1.1.0, 6.1.7.2, 6.1.8.0, 6.1.8.1, 6.1.9.0, 6.1.9.1, 6.1.10.0, 6.1.10.1, 6.1.11.0, 6.1.11.1. Any version before 6.1.12.1 is affected.Affected if Your installed version appears in the affected versions list or is any version prior to 6.1.12.1.
If the IBM Tivoli Storage Manager FastBack server is installed and the version is 6.1.11.1 or earlier (including any 6.1.x version below 6.1.12.1), the environment is affected by this CVE and vulnerable to remote code execution.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
dbcve · scopedUpgrade to IBM Tivoli Storage Manager FastBack version 6.1.12.1 or later to remediate this critical vulnerability.
IBM Tivoli Storage Manager FastBack 6.1.12.1 or later
- Confirm current IBM Tivoli Storage Manager FastBack version by checking the server or running the version command
- Download IBM Tivoli Storage Manager FastBack 6.1.12.1 or later from the IBM Support Portal (refer to vendor bulletin swg21961928)
- Stop the TSM FastBack server services before applying the update
- Apply the upgrade following IBM's installation documentation for your platform
- Restart the TSM FastBack server services after upgrade completes
- Verify the new version is running (6.1.12.1 or later)
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation4.0 h
- Implementation4.0 h
- Testing8.0 h
- Review / QA4.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2015-4932 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2015-4932 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
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