Out-of-bounds Read in Libevt Project
CVE-2018-8754
The libevt_record_values_read_event() function in libevt_record_values.c in libevt before 2018-03-17 does not properly check for out-of-bounds values of user SID data size, strings size, or data size. NOTE: the vendor has disputed this as described in libyal/libevt issue 5 on GitHub
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.003 (25.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 25.2% 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
- Libevt Project
- Debian Linux — versions 9.0
Weakness classification (CWE)
References
- www.debian.org/security/2018/dsa-4160 (vendor-advisory, Third Party Advisory)
- github.com/libyal/libevt/commit/9d2cc3ca0a1612a6b271abcacffc2e3eea42925e (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-8754?
- CVE-2018-8754 is a medium-severity vulnerability in Libevt Project, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2018-03-18.
- How severe is CVE-2018-8754?
- Medium severity. CVSS v3 base score is 5.5 out of 10.