Out-of-bounds Read in Elfutils Project
CVE-2018-16403
libdw in elfutils 0.173 checks the end of the attributes list incorrectly in dwarf_getabbrev in dwarf_getabbrev.c and dwarf_hasattr in dwarf_hasattr.c, leading to a heap-based buffer over-read and an application crash.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.011 (64.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.011 · change: -0.001
Affected products
- Elfutils Project — versions 0.173
Weakness classification (CWE)
Public proof-of-concept exploits
References
- sourceware.org/git/
- sourceware.org/bugzilla/show_bug.cgi (Exploit, Third Party Advisory, Issue Tracking)
- usn.ubuntu.com/4012-1/ (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2019-06/msg00052.html (vendor-advisory)
- access.redhat.com/errata/RHSA-2019:2197 (vendor-advisory)
Frequently asked questions
- What is CVE-2018-16403?
- CVE-2018-16403 is a medium-severity vulnerability in Elfutils Project, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2018-09-03.
- How severe is CVE-2018-16403?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2018-16403 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.