01 Record
CVE-2026-112158
MikroTik RouterOS ipt_SAME.ko same_check integer overflow
HighPUBLISHEDCNA: VulDB
CNA base score7.1 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X
02 Description
MikroTik RouterOS ipt_SAME.ko same_check integer overflow
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.33% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 26.5% of scored records. A rank, not a probability.
- NVD base score
- 7.1 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- NVD analysis status
- Deferred. NVD last modified this record on 2026-10-19.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-10-19 16:00Z9 DAYS AGO
- Last updated
- 2026-10-19 17:09Z9 DAYS AGO
- Reserved
- 2026-10-19
- Assigning CNA
- VulDB
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.1)
- CNA CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X
- Weaknesses
- Data version
- 5.2
- Document digest
- 74700c872e18004f85c46c4baec61610e8accac5b4d6e66b8fb00f514a41d3cd
05 Affected products
VendorProductVersionsPlatforms
MikroTikRouterOS6.0, 6.1, 6.2, 6.3, 6.4, 6.5, 6.6, 6.7, 6.8, 6.9, 6.10, 6.11, 6.12, 6.13, 6.14, 6.15, 6.16, 6.17, 6.18, 6.19, 6.20, 6.21, 6.22, 6.23, 6.24, 6.25, 6.26, 6.27, 6.28, 6.29, 6.30, 6.31, 6.32, 6.33, 6.34, 6.35, 6.36, 6.37, 6.38, 6.39, 6.40, 6.40.0, 6.40.1, 6.40.2, 6.40.3, 6.40.4, 6.40.5, 6.41, 6.42, 6.43, 6.44, 7.20.0, 7.20.1, 7.20.2, 7.20.3, 7.20.4, 7.20.5, 7.20.6, 7.20.7, 7.20.8—
06 References
- vuldb.comVDB-422285 | MikroTik RouterOS ipt_SAME.ko same_check integer overflowhttps://vuldb.com/vuln/422285
- vuldb.comVDB-422285 | CTI Indicators (IOB, IOC, IOA)https://vuldb.com/vuln/422285/cti
- vuldb.comCVE-2026-112158 | CVE Analysis and Reporthttps://vuldb.com/cve/CVE-2026-112158
- vuldb.comSubmit #956852 | MikroTik RouterOS <= 7.20.x long-term channel (tested: 6.40.5, 6.44, 7.20.8); v6 line affected Integer Overflowhttps://vuldb.com/submit/956852
- github.comhttps://github.com/MeetFireAgain/cve/mikrotik/routeros-ipt-same-integer-overflow-brick.md