CVE-2019-15903
At a glance
- Severity
- MEDIUM 6.5
- EPSS
- EPSS 6.64 % · percentile 94 (2026-10-27)
- State
- PUBLISHED
- Published
- Updated
- Assigner
- mitre
- NVD status
- Modified
Description
In libexpat before 2.2.8, crafted XML input could fool the parser into changing from DTD parsing to document parsing too early; a consecutive call to XML_GetCurrentLineNumber (or XML_GetCurrentColumnNumber) then resulted in a heap-based buffer over-read.
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H | CISA-ADP |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 3.1 | MEDIUM 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H | NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary) |
| CVSS 2.0 | MEDIUM 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P | NVD · nvd@nist.gov (Primary) |
Weaknesses (CWE)
European references
- ENISA EUVD · EUVD-2019-6813
- GCVE · GCVE-0-2019-15903
CERT-FR advisories
- CERTFR-2023-AVI-1015 — Multiples vulnérabilités dans les produits Siemens · cert.ssi.gouv.fr
- CERTFR-2022-AVI-267 — Multiples vulnérabilités dans Juniper Networks Junos Space · cert.ssi.gouv.fr
- CERTFR-2022-AVI-111 — Multiples vulnérabilités dans F5 BIG-IP et BIG-IQ · cert.ssi.gouv.fr
- CERTFR-2021-AVI-466 — Multiples vulnérabilités dans les produits Tenable · cert.ssi.gouv.fr
- CERTFR-2020-AVI-691 — Multiples vulnérabilités dans les produits Juniper · cert.ssi.gouv.fr
- CERTFR-2019-AVI-620 — Multiples vulnérabilités dans les produits Apple · cert.ssi.gouv.fr
- CERTFR-2019-AVI-535 — Multiples vulnérabilités dans Mozilla Thunderbird · cert.ssi.gouv.fr
- CERTFR-2019-AVI-532 — Multiples vulnérabilités dans Mozilla Firefox · cert.ssi.gouv.fr
- CERTFR-2019-AVI-531 — Multiples vulnérabilités dans Google Chrome · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:*< 2.2.8cpe:2.3:a:python:python:*:*:*:*:*:*:*:*≥ 2.7.0 < 2.7.17cpe:2.3:a:python:python:*:*:*:*:*:*:*:*≥ 3.5.0 < 3.5.8cpe:2.3:a:python:python:*:*:*:*:*:*:*:*≥ 3.6.0 < 3.6.10cpe:2.3:a:python:python:*:*:*:*:*:*:*:*≥ 3.7.0 < 3.7.5
Affected products
| Product | Versions |
|---|---|
| affected n/a |
References
- https://usn.ubuntu.com/4132-1/
- https://seclists.org/bugtraq/2019/Sep/30
- https://usn.ubuntu.com/4132-2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BDUTI5TVQWIGGQXPEVI4T2ENHFSBMIBP/
- https://www.debian.org/security/2019/dsa-4530
- https://seclists.org/bugtraq/2019/Sep/37
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A4TZKPJFTURRLXIGLB34WVKQ5HGY6JJA/
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00081.html
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00080.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S26LGXXQ7YF2BP3RGOWELBFKM6BHF6UG/
- https://seclists.org/bugtraq/2019/Oct/29
- https://usn.ubuntu.com/4165-1/
- https://www.debian.org/security/2019/dsa-4549
- https://access.redhat.com/errata/RHSA-2019:3210
- https://access.redhat.com/errata/RHSA-2019:3237
- https://seclists.org/bugtraq/2019/Nov/1
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00000.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00002.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00003.html
- https://access.redhat.com/errata/RHSA-2019:3756
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00013.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00016.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00017.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00019.html
- https://lists.debian.org/debian-lts-announce/2019/11/msg00006.html
- https://seclists.org/bugtraq/2019/Nov/24
- https://www.debian.org/security/2019/dsa-4571
- https://lists.debian.org/debian-lts-announce/2019/11/msg00017.html
- https://security.gentoo.org/glsa/201911-08
- https://usn.ubuntu.com/4202-1/
- https://seclists.org/bugtraq/2019/Dec/17
- https://seclists.org/bugtraq/2019/Dec/21
- https://seclists.org/bugtraq/2019/Dec/23
- http://seclists.org/fulldisclosure/2019/Dec/23
- http://seclists.org/fulldisclosure/2019/Dec/26
- http://seclists.org/fulldisclosure/2019/Dec/30
- http://seclists.org/fulldisclosure/2019/Dec/27
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00008.html
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html
- https://usn.ubuntu.com/4335-1/
- https://www.oracle.com/security-alerts/cpuapr2020.html
- https://www.oracle.com/security-alerts/cpuoct2020.html
- https://github.com/libexpat/libexpat/issues/317
- https://github.com/libexpat/libexpat/pull/318
- https://github.com/libexpat/libexpat/commit/c20b758c332d9a13afbbb276d30db1d183a85d43
- https://github.com/libexpat/libexpat/issues/342
- http://packetstormsecurity.com/files/154503/Slackware-Security-Advisory-expat-Updates.html
- https://security.netapp.com/advisory/ntap-20190926-0004/
- http://packetstormsecurity.com/files/154927/Slackware-Security-Advisory-python-Updates.html
- +10 more
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 |