Skip to content
Noroxi
CVE-2017-3752· NVD / CVE Program· CNA lenovo

An industry-wide vulnerability has been identified in the implementation of the Open Shortest Path First (OSPF) routing protocol used on som

An industry-wide vulnerability has been identified in the implementation of the Open Shortest Path First (OSPF) routing protocol used on some Lenovo switches. Exploitation of these implementation flaws may result in attackers being able to erase or alter the routing tables of one or many routers, switches, or other devices that support OSPF within a routing domain.

HighCVSS 8.2 · v3.0—No exploit No fix recorded
Published
Aug 9, 2017
Updated
Jun 16, 2026
EPSS
0.4% · 36th percentile
Follow this CVE

Sign in to follow · You’ll be notified if a followed record enters KEV, gets an exploit or is updated.

Report tools

JSON

Action score

32

Monitor

Low priority for now.

CVSS
32 / 40 · 8.2 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.4%

Affected systems

VendorProduct
ibm1g l2-7 slb
ibmflex system
ibm1\
ibmbladecenter
ibmlayer 2\/3 copper firmware
ibmvirtual fabric 10gb
ibmen2092 1gb firmware
ibmfabric cn4093 10gb firmware
ibmfabric en4093\/en4093r 10gb firmware
ibmg8052 firmware
ibmrackswitch
ibmg8124 firmware

and 18 more

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • ibm 1:10g firmwareup to 7.4.16.0 inclusive
  • ibm 1g l2-7 slbup to 21.0.24.0 inclusive
  • ibm en2092 1gb firmwareup to 7.8.16.0 inclusive
  • ibm fabric cn4093 10gb firmwareup to 7.8.16.0 inclusive
  • ibm fabric en4093/en4093r 10gb firmwareup to 7.8.16.0 inclusive
  • ibm g8052 firmwareup to 7.9.19.0 inclusive
  • ibm g8124 firmwareup to 7.11.9.0 inclusive
  • ibm g8124e firmwareup to 7.11.9.0 inclusive
  • ibm g8264 firmwareup to 7.9.19.0 inclusive
  • ibm g8264cs firmwareup to 7.8.16.0 inclusive
  • ibm g8264t firmwareup to 7.9.19.0 inclusive
  • ibm g8316 firmwareup to 7.9.19.0 inclusive
  • ibm g8332 firmwareup to 7.7.25.0 inclusive
  • ibm layer 2/3 copper firmwareup to 5.3.10.0 inclusive
  • ibm virtual fabric 10gbup to 7.8.12.0 inclusive
  • lenovo fabric cn4093 10gb firmwareup to 8.4.3.0 inclusive
  • lenovo fabric en4093r 10gb firmwareup to 8.4.3.0 inclusive
  • lenovo g8052 firmwareup to 8.4.3.0 inclusive
  • lenovo g8124e firmwareup to 8.4.3.0 inclusive
  • lenovo g8264 firmwareup to 8.4.3.0 inclusive

Versions reported by the vendor

Affected version ranges reported by the assigning authority (lenovo). Independent of NVD's CPE analysis and usually ahead of it.

  • Lenovo Group Ltd. Lenovo and IBM Switch Products

    • Variousaffected

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.

EPSS, last 120 days

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 researchers

Finders, 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

  • Someone on the same network segment can trigger it.
  • No account or password is required.
  • No user action is required.
  • Special conditions such as timing or configuration are required.

If successful

Confidentiality
low · data can be read
Integrity
high · data or configuration can be modified
Availability
high · the service can be disrupted

Impact can extend beyond the vulnerable component (scope changes).

Attack vector
Adjacent
Attack complexity
High
Privileges required
None
User interaction
None
Scope
Changed
Confidentiality impact
Low
Integrity impact
High
Availability impact
High

Weakness class (CWE)

CWE-20 · Improper Input Validation

CVSS vector

CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:H

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.

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 help

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records