CVE-2016-9795
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 · uneditedThe casrvc program in CA Common Services, as used in CA Client Automation 12.8, 12.9, and 14.0; CA SystemEDGE 5.8.2 and 5.9; CA Systems Performance for Infrastructure Managers 12.8 and 12.9; CA Universal Job Management Agent 11.2; CA Virtual Assurance for Infrastructure Managers 12.8 and 12.9; CA Workload Automation AE 11, 11.3, 11.3.5, and 11.3.6 on AIX, HP-UX, Linux, and Solaris allows local users to modify arbitrary files and consequently gain root privileges via vectors related to insufficient validation.
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 confidenceThe casrvc program in CA Common Services suffers from insufficient input validation, allowing local users to modify arbitrary files on the system. By exploiting this flaw, a local attacker can overwrite system files or configurations to escalate privileges to root.
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= 11.0= 11.3= 11.3.5= 11.3.6= 12.8= 12.9= 14.0= 5.8.2= 5.9= 12.8= 12.9= 11.2= 12.8= 12.9CVSS 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
- Local
- Complexity
- Low
- Privileges
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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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Locate the casrvc binarySearch for the casrvc executable in common CA Common Services installation directories such as /opt/CA, /opt/CA/SharedComponents, or use 'find / -name casrvc -type f 2>/dev/null' to locate itAffected if The casrvc binary exists on the system and is part of an unpatched CA Common Services installation
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Identify the CA Common Services versionRun 'casrvc -v' or check the installation manifest, README, or version file in the CA Common Services directory to determine the installed versionAffected if The CA Common Services version matches one of the affected versions: 11.0, 11.3, 11.3.5, or 11.3.6 for Workload Automation AE; 12.8, 12.9, 14.0 for Client Automation; 5.8.2 or 5.9 for SystemEDGE; 12.8 or 12.9 for Systems Performance or Virtual Assurance; or 11.2 for Universal Job Management Agent
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Verify file permissions on casrvcRun 'ls -la <path_to_casrvc>' to check the ownership and permissions of the casrvc binaryAffected if The casrvc binary is owned by root and has setuid permissions, or is accessible to untrusted local users without proper restrictions
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Confirm casrvc service presenceCheck if the casrvc service is registered and running using 'ps aux | grep casrvc' or system service commands like 'systemctl list-units' or 'service --status-all'Affected if The casrvc service is running and accepts input that could be manipulated by local users to write to arbitrary file locations
A system is affected if the casrvc binary from CA Common Services is present and its version matches one of the affected product versions listed in the CVE, with permissions that permit untrusted local users to trigger the file overwrite vulnerability.
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.
From vendor dataApply vendor patches for affected CA products (Client Automation 12.8/12.9/14.0, SystemEDGE 5.8.2/5.9, Systems Performance 12.8/12.9, Universal Job Management Agent 11.2, Virtual Assurance 12.8/12.9, Workload Automation AE 11/11.3/11.3.5/11.3.6). Restrict local access to trusted users until patches are applied.
- Consultation4.0 h
- Implementation8.0 h
- Testing6.0 h
- Review / QA4.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2016-9795 — 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-2016-9795 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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