CVE-2018-1636 json
Stack-based buffer overflow in oninit in IBM Informix Dynamic Server Enterprise Edition 12.1 allows an authenticated user to execute predef…
published 2019-08-20 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-12215
- cvss
- 8.2
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 38%
- public exploits
- 0
- none known
Summary
Stack-based buffer overflow in oninit in IBM Informix Dynamic Server Enterprise Edition 12.1 allows an authenticated user to execute predefined code with root privileges, such as escalating to a root shell. IBM X-Force ID: 144441.
Exploit prediction
0.44% chance of exploitation in the next 30 days, higher than 38% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 8.2 | CVSS:3.0/AC:L/UI:N/S:C/PR:H/C:H/I:H/A:H/AV:L/E:U/RC:C/RL:O |
| NVD | 3.1 | 6.7 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| CNA | 3.0 | 8.2 | CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H |
| NVD | 2.0 | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
Affected products
- IBM Informix Dynamic Server Enterprise Edition
Classification
- Weakness
-
- CWE-787 Out-of-bounds Write
References
-
ibm.com
/support/docview.wss?uid=ibm10964987
vendor-advisory
-
exchange.xforce.ibmcloud.com
/vulnerabilities/144441
vdb-entry, vendor-advisory
-
security.netapp.com
/advisory/ntap-20190903-0002/
third-party-advisory
Sources
- CVE List CVE-2018-1636
- NVD CVE-2018-1636
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.