Security Resilience

CVE-2023-45079

Memory Safety in Lenovo Ideacentre G5-14Imb05 Firmware ≤ o4hkt3ca

Memory Safety
Published
08 November 2023
Modified
21 November 2024
Patch / advisory
View advisory
CVSS Score v3.1 6.7
Click a component to see what it means
Raw vectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0022 11th percentile
Risk Priority 48 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2023-45079 is a medium-severity Out-of-bounds Read (CWE-125) vulnerability in Lenovo Ideacentre G5-14Imb05 Firmware. Its CVSS base score is 6.7 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Data Obfuscation (T1001); ranked at the 11th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability Data

A memory leakage vulnerability was reported in the NvmramSmm SMM driver that may allow a local attacker with elevated privileges to write to NVRAM variables.

CWE(s)
CWE-125

Related Threats

MITRE ATT&CK Enterprise Techniques

T1001 Data Obfuscation Command And Control
Adversaries may obfuscate command and control traffic to make it more difficult to detect.
attack.mitre.org →
T1001.002 Steganography Command And Control
Adversaries may use steganographic techniques to hide command and control traffic to make detection efforts more difficult.
attack.mitre.org →
T1003.002 Security Account Manager Credential Access
Adversaries may attempt to extract credential material from the Security Account Manager (SAM) database either through in-memory techniques or through the Windows Registry where the SAM database is stored.
attack.mitre.org →
T1003.003 NTDS Credential Access
Adversaries may attempt to access or create a copy of the Active Directory domain database in order to steal credential information, as well as obtain other information about domain members such as devices, users, and access rights.
attack.mitre.org →
T1003.004 LSA Secrets Credential Access
Adversaries with SYSTEM access to a host may attempt to access Local Security Authority (LSA) secrets, which can contain a variety of different credential materials, such as credentials for service accounts.
attack.mitre.org →
T1003.006 DCSync Credential Access
Adversaries may attempt to access credentials and other sensitive information by abusing a Windows Domain Controller's application programming interface (API)(Citation: Microsoft DRSR Dec 2017) (Citation: Microsoft GetNCCChanges) (Citati…
attack.mitre.org →
Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2023-45077Same product: Lenovo Ideacentre 3-07Ada05
CVE-2023-45076Same product: Lenovo Ideacentre 3-07Ada05
CVE-2023-45078Same product: Lenovo Ideacentre 3-07Ada05
CVE-2023-45075Same product: Lenovo Ideacentre 3-07Ada05
CVE-2023-43574Same product: Lenovo Ideacentre 3-07Ada05
CVE-2023-43572Same product: Lenovo Ideacentre 3-07Ada05
CVE-2025-61845Shared CWE-125
CVE-2026-21340Shared CWE-125
CVE-2024-37401Shared CWE-125
CVE-2025-20922Shared CWE-125

Affected Assets

lenovo
ideacentre c5-14imb05 firmware
≤ o4hkt3ca
lenovo
ideacentre 3-07ada05 firmware
≤ o4fkt39a
lenovo
ideacentre 3-07imb05 firmware
≤ m2vkt21a
lenovo
ideacentre g5-14imb05 firmware
≤ o4hkt3ca · ≤ o4hkt3ca
lenovo
ideacentre 5-14iob6 firmware
≤ m3gkt3da
lenovo
ideacentre creator 5-14iob6 firmware
≤ m3gkt3da
lenovo
ideacentre g5-14amr05 firmware
≤ o4zkt2ba
lenovo
ideacentre gaming 5-14iob6 firmware
≤ m3gkt3da
lenovo
ideacentre mini 5 01iaq7 firmware
≤ o53kt10a
lenovo
ideacentre mini 5-01imh05 firmware
≤ o4ekt1ba
+51 more product configuration(s) — see NVD for full list

Mitigating Controls

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

ID.RA-01 partial match
blocks

Vulnerability scanning and recording can discover instances of out-of-bounds reads after code is deployed.

PR.PS-02 partial match
blocks

Routine patching replaces vulnerable code containing out-of-bounds read flaws.

PR.PS-06 partial match
blocks

Secure-development practices such as bounds checking and memory-safe languages directly prevent out-of-bounds reads.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.5.14 Information transfer partial match
removes
A.5.15 Access control partial match
removes
A.5.16 Identity management partial match
removes
A.5.17 Authentication information partial match
removes
A.5.18 Access rights partial match
removes
A.8.10 Information deletion partial match
removes

References