Vulnerability in Xmlsoft Libxml2
CVE-2018-14567
libxml2 2.9.8, if --with-lzma is used, allows remote attackers to cause a denial of service (infinite loop) via a crafted XML file that triggers LZMA_MEMLIMIT_ERROR, as demonstrated by xmllint, a different vulnerability than CVE-2015-8035 and CVE-2018-9251.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.043 (90.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 90.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.043 · newest: 0.043 · change: 0.000
Affected products
- Xmlsoft Libxml2 — versions 2.9.8
- Canonical Ubuntu Linux — versions 14.04, 16.04, 18.04
- Debian Linux — versions 8.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securityfocus.com/bid/105198 (VDB Entry, Third Party Advisory, vdb-entry)
- lists.debian.org/debian-lts-announce/2018/09/msg00035.html (mailing-list, Third Party Advisory)
- usn.ubuntu.com/3739-1/ (vendor-advisory, Third Party Advisory)
- gitlab.gnome.org/GNOME/libxml2/commit/2240fbf5912054af025fb6e01e26375100275e74 (Patch, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2020/09/msg00009.html (mailing-list)
Frequently asked questions
- What is CVE-2018-14567?
- CVE-2018-14567 is a medium-severity vulnerability in Xmlsoft Libxml2, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 6.5/10. Published 2018-08-16.
- How severe is CVE-2018-14567?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2018-14567 known to be exploited?
- 9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.