A vulnerability has been identified in some Lenovo Notebook and ThinkServer systems where an attacker with administrative privileges on a sy
A vulnerability has been identified in some Lenovo Notebook and ThinkServer systems where an attacker with administrative privileges on a system could install a program that circumvents Intel Management Engine (ME) protections. This could result in a denial of service or privilege escalation attack on the system.
- Published
- Nov 29, 2016
- Updated
- Jun 16, 2026
- EPSS
- 0.3% · 21th percentile
- CWE
- CWE-310
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Report tools
Action score
17
Monitor
Low priority for now.
- CVSS
- 17 / 40 · 4.4 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.3%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| lenovo | bios | cpe:2.3:o:lenovo:bios |
| lenovo | notebook 110 14ibr bios | cpe:2.3:o:lenovo:notebook_110_14ibr_bios |
| lenovo | notebook 110 15ibr bios | cpe:2.3:o:lenovo:notebook_110_15ibr_bios |
| lenovo | notebook b70 80 bios | cpe:2.3:o:lenovo:notebook_b70_80_bios |
| lenovo | notebook e31 80 bios | cpe:2.3:o:lenovo:notebook_e31_80_bios |
| lenovo | notebook e40 80 bios | cpe:2.3:o:lenovo:notebook_e40_80_bios |
| lenovo | notebook e41 80 bios | cpe:2.3:o:lenovo:notebook_e41_80_bios |
| lenovo | notebook e51 80 bios | cpe:2.3:o:lenovo:notebook_e51_80_bios |
| lenovo | notebook g40 80 bios | cpe:2.3:o:lenovo:notebook_g40_80_bios |
| lenovo | notebook g50 80 bios | cpe:2.3:o:lenovo:notebook_g50_80_bios |
| lenovo | notebook g50 80 touch bios | cpe:2.3:o:lenovo:notebook_g50_80_touch_bios |
| lenovo | notebook ideapad 300 14ibr bios | cpe:2.3:o:lenovo:notebook_ideapad_300_14ibr_bios |
and 45 more
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- lenovo biosall versions
- lenovo notebook 110 14ibr biosall versions
- lenovo notebook 110 15ibr biosall versions
- lenovo notebook b70 80 biosall versions
- lenovo notebook e31 80 biosall versions
- lenovo notebook e40 80 biosall versions
- lenovo notebook e41 80 biosall versions
- lenovo notebook e51 80 biosall versions
- lenovo notebook g40 80 biosall versions
- lenovo notebook g50 80 biosall versions
- lenovo notebook g50 80 touch biosall versions
- lenovo notebook ideapad 300 14ibr biosall versions
- lenovo notebook ideapad 300 14isk biosall versions
- lenovo notebook ideapad 300 15ibr biosall versions
- lenovo notebook ideapad 300 15isk biosall versions
- lenovo notebook ideapad 300 17isk biosall versions
- lenovo notebook ideapad 510s 12isk biosall versions
- lenovo notebook k21 80 biosall versions
- lenovo notebook k41 80 biosall versions
- lenovo notebook miix 710 12ikb biosall versions
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 Notebook models 110-14IBR/110-15IBR, B70-80, E31-80, E40-80, E41-80, E51-80, G40-80, G50-80, G50-80 Touch, Ideapad 300-14IBR/300-15IBR, Ideapad 300-14ISK/300-15ISK/300-17ISK, Ideapad 510S-12ISK
- variousaffected
Same product
lenovo: all recordsOther highest-scoring records for the same primary product.
- CVE-2016-5247The BIOS for Lenovo ThinkCentre E93, M6500t/s, M6600, M6600q, M6600t/s, M73p, M800, M83, M8500t/s, M8600t/s, M900, M93, and M93P devices; Th31Monitor
- CVE-2023-25493A potential vulnerability was reported in the BIOS update tool driver for some Desktop, Smart Edge, Smart Office, and ThinkStation products 26Monitor
- CVE-2021-3452A potential vulnerability in the system shutdown SMI callback function in some ThinkPad models may allow an attacker with local access and e26Monitor
- CVE-2017-3754Some Lenovo brand notebook systems do not have write protections properly configured in the system BIOS.26Monitor
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
- Someone with local access to the system can trigger it.
- Administrator privileges are required.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- none
- Integrity
- none
- Availability
- high · the service can be disrupted
- Attack vector
- Local
- Attack complexity
- Low
- Privileges required
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- None
- Integrity impact
- None
- Availability impact
- High
Weakness class (CWE)
CWE-310 · Cryptographic IssuesCVSS vector
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/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.
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
Vendor advisories and official records. Exploit/PoC links are deliberately left out.