Privilege escalation in IBM Db2 High Performance Unload Load
CVE-2019-4448
IBM DB2 High Performance Unload load for LUW 6.1, 6.1.0.1, 6.1.0.1 IF1, 6.1.0.2, 6.1.0.2 IF1, and 6.1.0.1 IF2 db2hpum and db2hpum_debug binaries are setuid root and have built-in options that allow an low privileged user the ability to load arbitrary db2 libraries from a privileged context. This results in arbitrary code being executed with root authority. IBM X-Force ID: 163489.
Vulnerability class: Privilege Escalation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (27.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 27.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- IBM Db2 High Performance Unload Load — versions 6.1, 6.1.0.1, 6.1.0.2
- IBM Db2 High Performance Unload Load For Luw — versions 6.1, 6.1.0.1, 6.1.0.1IF1
- Linux Kernel
- Microsoft Windows
Weakness classification (CWE)
References
- www.ibm.com/support/docview.wss (Patch, Vendor Advisory)
- exchange.xforce.ibmcloud.com/vulnerabilities/163489 (VDB Entry, vdb-entry, Vendor Advisory)
Frequently asked questions
- What is CVE-2019-4448?
- CVE-2019-4448 is a high-severity vulnerability in IBM Db2 High Performance Unload Load, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2019-08-26.
- How severe is CVE-2019-4448?
- High severity. CVSS v3 base score is 7.8 out of 10.