CVE-2017-18258
At a glance
- Severity
- Not available
- EPSS
- EPSS 2.74 % · percentile 86 (2026-10-27)
- State
- PUBLISHED
- Published
- Updated
- Assigner
- mitre
- NVD status
- Modified
Description
The xz_head function in xzlib.c in libxml2 before 2.9.6 allows remote attackers to cause a denial of service (memory consumption) via a crafted LZMA file, because the decoder functionality does not restrict memory usage to what is required for a legitimate file.
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.0 | MEDIUM 6.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P | NVD · nvd@nist.gov (Primary) |
Weaknesses (CWE)
Advisories
- GHSA-882p-jqgm-f45g — Uncontrolled resource consumption in nokogiri
European references
- ENISA EUVD · EUVD-2018-0189
- GCVE · GCVE-0-2017-18258
CERT-FR advisories
- CERTFR-2023-AVI-1015 — Multiples vulnérabilités dans les produits Siemens · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0499 — Multiples vulnérabilités dans Tenable Nessus Network Monitor · cert.ssi.gouv.fr
- CERTFR-2022-AVI-650 — Multiples vulnérabilités dans les produits Juniper · cert.ssi.gouv.fr
- CERTFR-2022-AVI-267 — Multiples vulnérabilités dans Juniper Networks Junos Space · cert.ssi.gouv.fr
- CERTFR-2019-AVI-014 — Multiples vulnérabilités dans les produits Juniper · cert.ssi.gouv.fr
- CERTFR-2018-AVI-293 — Multiples vulnérabilités dans Tenable Nessus Agent · cert.ssi.gouv.fr
- CERTFR-2018-AVI-288 — Multiples vulnérabilités dans Tenable Nessus · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:*< 2.9.6
Affected products
| Product | Versions |
|---|---|
| affected n/a |
References
- https://lists.debian.org/debian-lts-announce/2018/09/msg00035.html
- https://usn.ubuntu.com/3739-1/
- https://git.gnome.org/browse/libxml2/commit/?id=e2a9122b8dde53d320750451e9907a7dcb2ca8bb
- https://kc.mcafee.com/corporate/index?page=content&id=SB10284
- https://security.netapp.com/advisory/ntap-20190719-0001/
- https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |