CVE-2023-3043: ami megarac_sp-x Stack-based Buffer Overflow
CVSS: 9.6v3.1CriticalModified
Published 09-01-2024Last modified 17-06-2025
Vulnerability summary
CVE-2023-3043 is a critical (CVSS 9.6) Stack-based Buffer Overflow vulnerability in ami megarac_sp-x. EPSS estimates a 0.31% chance of exploitation in the next 30 days, higher than 22.2% of scored vulnerabilities.
CVSS score
9.6/10
010
Critical · v3.1 (CVE.org)EPSS score
0.31%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 09-01-2024PublishedVulnerability first disclosed.
- 17-06-2025Last modifiedVulnerability information updated.
Description
AMI’s SPx contains a vulnerability in the BMC where an Attacker may cause a stack-based buffer overflow via an adjacent network. A successful exploitation of this vulnerability may lead to a loss of confidentiality, integrity, and/or availability.
CVSS metrics
2 scores · 2 sources · 1 versionCritical 9.6Preferred score · CVE.org (CNA)
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:HSources2 sources · 8.8–9.6
- NVDNIST8.8HighCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HDiffers
EPSS trend
Probability
0.31%
Chance of exploitation in the next 30 days
Percentile
22%
Versus all other CVEs
30-day change
0.00 pp
From 0.31% on 20-09-2026
20-09-202620-10-2026
EPSS score0.31%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-121Stack-based Buffer OverflowA stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
Affected systems
Ami2 products
- megarac_sp-x≥ 12, < 12.7 | ≥ 13, < 13.6
- megarac_spx≥ 12, < 12.7 | ≥ 13, < 13.6
1 vendor · 2 products