nsrexecd.exe in multiple EMC Networker products including EMC NetWorker Server, Storage Node, and Client 7.3.x and 7.4, 7.4.1, 7.4.2, Client
nsrexecd.exe in multiple EMC Networker products including EMC NetWorker Server, Storage Node, and Client 7.3.x and 7.4, 7.4.1, 7.4.2, Client and Storage Node for Open VMS 7.3.2 ECO6 and earlier, Module for Microsoft Exchange 5.1 and earlier, Module for Microsoft Applications 2.0 and earlier, Module for Meditech 2.0 and earlier, and PowerSnap 2.4 SP1 and earlier does not properly control the allocation of memory, which allows remote attackers to cause a denial of service (memory exhaustion) via multiple crafted RPC requests.
- Published
- Feb 20, 2009
- Updated
- Jun 16, 2026
- EPSS
- 2.9% · 87th percentile
- CWE
- CWE-399
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Report tools
Action score
32
Monitor
Low priority for now.
- CVSS
- 31 / 40 · 7.8 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 1 / 30 · 2.9%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| emc | networker client | cpe:2.3:a:emc:networker_client |
| emc | networker module | cpe:2.3:a:emc:networker_module |
| emc | networker powersnap | cpe:2.3:a:emc:networker_powersnap |
| emc | networker server | cpe:2.3:a:emc:networker_server |
| emc | networker storage node | cpe:2.3:a:emc:networker_storage_node |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- emc networker clientup to 7.3 inclusive
- emc networker clientup to 7.3.2 inclusive
- emc networker client7.4
- emc networker client7.4.1
- emc networker client7.4.2
- emc networker moduleup to 2.0 inclusive
- emc networker moduleup to 5.1 inclusive
- emc networker powersnapup to 2.4 inclusive
- emc networker serverup to 7.3 inclusive
- emc networker server7.4
- emc networker server7.4.1
- emc networker server7.4.2
- emc networker storage nodeup to 7.3 inclusive
- emc networker storage nodeup to 7.3.2 inclusive
- emc networker storage node7.4
- emc networker storage node7.4.1
- emc networker storage node7.4.2
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
- none
- Integrity
- none
- Availability
- C · the service can be disrupted
- Attack complexity
- Low
- Confidentiality impact
- None
- Integrity impact
- None
- Availability impact
- C
Weakness class (CWE)
CWE-399 · Resource Management ErrorsCVSS vector
AV:N/AC:L/Au:N/C:N/I:N/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.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
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
- secunia.com/advisories/32383
- www.fortiguardcenter.com/advisory/FGA-2008-23.html
- www.securityfocus.com/archive/1/497645/100/0/threaded
- www.securityfocus.com/archive/1/497666/100/0/threaded
- www.securityfocus.com/bid/31866
- www.securitytracker.com/id?1021095
- www.vupen.com/english/advisories/2008/2894
- exchange.xforce.ibmcloud.com/vulnerabilities/46035
Vendor advisories and official records. Exploit/PoC links are deliberately left out.