CVE-2022-1107: lenovo thinkpad_11e_firmware Improper Input Validation
CVSS: 7.2v2.0HighModified
Published 22-04-2022Last modified 02-08-2024
Vulnerability summary
CVE-2022-1107 is a high (CVSS 7.2) Improper Input Validation vulnerability in lenovo thinkpad_11e_firmware. EPSS estimates a 0.27% chance of exploitation in the next 30 days, higher than 18% of scored vulnerabilities.
CVSS score
7.2/10
010
High · v2.0 (NVD)EPSS score
0.27%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 22-04-2022PublishedVulnerability first disclosed.
- 02-08-2024Last modifiedVulnerability information updated.
Description
During an internal product security audit a potential vulnerability due to use of Boot Services in the SmmOEMInt15 SMI handler was discovered in some ThinkPad models could be exploited by an attacker with elevated privileges that could allow for execution of code.
CVSS metrics
3 scores · 2 sources · 2 versionsMedium 6.7Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HSourcesAll 2 agree
- NVDNIST6.7MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
High 7.2Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
0.27%
Chance of exploitation in the next 30 days
Percentile
18%
Versus all other CVEs
30-day change
0.00 pp
From 0.27% on 21-09-2026
21-09-202621-10-2026
EPSS score0.27%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-20Improper Input ValidationThe product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
- CWE-269Improper Privilege ManagementThe product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.
Affected systems
Lenovo31 products
- thinkpad_11e_firmware< n15et78w
- thinkpad_11e_yoga_firmware< n15et78w
- thinkpad biosvarious
- thinkpad_helix_firmware< n17eta8w
- thinkpad_l560_firmware< n1het85w
1 vendor · 31 products