The RPC API in RSCD agent in BMC BladeLogic Server Automation (BSA) 8.2.x, 8.3.x, 8.5.x, 8.6.x, and 8.7.x on Linux and UNIX allows remote at
The RPC API in RSCD agent in BMC BladeLogic Server Automation (BSA) 8.2.x, 8.3.x, 8.5.x, 8.6.x, and 8.7.x on Linux and UNIX allows remote attackers to bypass authorization and enumerate users by sending an action packet to xmlrpc after an authorization failure.
Noroxi analysis
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We use this product, ask for help- Published
- Jun 13, 2016
- Updated
- Jun 16, 2026
- EPSS
- 74.6% · 99th percentile
- CWE
- CWE-20
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Report tools
Action score
52
Plan
Add it to your regular patch cycle.
- CVSS
- 30 / 40 · 7.5 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 22 / 30 · 74.6%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| bmc | bladelogic server automation console | cpe:2.3:a:bmc:bladelogic_server_automation_console |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- bmc bladelogic server automation console8.2.02
- bmc bladelogic server automation console8.2.03
- bmc bladelogic server automation console8.2.04
- bmc bladelogic server automation console8.3.00
- bmc bladelogic server automation console8.3.01
- bmc bladelogic server automation console8.3.02
- bmc bladelogic server automation console8.3.03
- bmc bladelogic server automation console8.5.00
- bmc bladelogic server automation console8.5.01
- bmc bladelogic server automation console8.6.00
- bmc bladelogic server automation console8.7.00
Same product
bmc: all recordsOther highest-scoring records for the same primary product.
- CVE-2016-1543The RPC API in the RSCD agent in BMC BladeLogic Server Automation (BSA) 8.2.x, 8.3.x, 8.5.x, 8.6.x, and 8.7.x on Linux and UNIX allows remot52Plan
- CVE-2016-4322BMC BladeLogic Server Automation (BSA) before 8.7 Patch 3 allows remote attackers to bypass authentication and consequently read arbitrary f41Plan
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
Weaponized
A ready exploit tool or active in-the-wild use is known for this vulnerability. This should be your top priority.
Evidence
- Metasploit module ×1
- Exploit-DB entry ×2
- Proof-of-concept repository on GitHub ×2
Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.
| Source | Kind | Date |
|---|---|---|
| Exploit-DB entry | remote | 2018-01-26 |
| Exploit-DB entry | remote | 2018-02-01 |
| Metasploit module | exploit/multi/misc/bmc_server_automation_rscd_nsh_rceBMC Server Automation RSCD Agent NSH Remote Command Executionexploit | 2016-03-16 |
| Proof-of-concept repository on GitHub | stars:0 | 2017-04-27 |
| Proof-of-concept repository on GitHub | stars:20 | 2018-01-24 |
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.
- Metasploit-89 d
- Published
- First PoC+318 d
- TodaySep 30, 2026+3761 d
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
The product’s vendor appears in a public program. Matched by name; verify the scope text in the program.
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- No account or password is required.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- none
- Availability
- none
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- None
- Availability impact
- None
Weakness class (CWE)
CWE-20 · Improper Input ValidationCVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
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
- Server Side Include (SSI) InjectionCAPEC-101likelihood: High · High
- Cross Zone ScriptingCAPEC-104likelihood: Medium · High
- Command Line Execution through SQL InjectionCAPEC-108likelihood: Low · Very High
- Object Relational Mapping InjectionCAPEC-109likelihood: Low · High
- SQL Injection through SOAP Parameter TamperingCAPEC-110likelihood: High · Very High
- Double EncodingCAPEC-120likelihood: Low · Medium
- Subverting Environment Variable ValuesCAPEC-13likelihood: High · Very High
ATT&CK techniques
- Obfuscated Files or InformationT1027
- Masquerading: Invalid Code SignatureT1036.001
- Steal Web Session CookieT1539
- Subvert Trust Controls: Code SigningT1553.002
- Impair Defenses:Impair Command History LoggingT1562.003
- Hijack Execution Flow:Dynamic Linker HijackingT1574.006
- Hijack Execution Flow:Path Interception by PATH Environment VariableT1574.007
Change log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
- packetstormsecurity.com/files/136461/BMC-Server-Automation-BSA-RSCD-Agent-User-Enumeration.html
- www.securityfocus.com/archive/1/537909/100/0/threaded
- selfservice.bmc.com/casemgmt/sc_KnowledgeArticle?sfdcid=kA214000000dBpnCAE&type=Solution
- www.exploit-db.com/exploits/43902/
- www.exploit-db.com/exploits/43939/
- www.insinuator.net/2016/03/bmc-bladelogic-cve-2016-1542-and-cve-2016-1543/
Vendor advisories and official records. Exploit/PoC links are deliberately left out.