modoboa/modoboa-dmarc · Security
Modoboa is vulnerable to an XML External Entity Injection (XXE)
- GHSA ID
- GHSA-vc42-mgr2-w34r
- CVE ID
- CVE-2019-19702
- Severity
- high
- Published
- Updated
- CVSS
- 7.5 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS v3
- 7.5 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS v4
- 8.7 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Description
The modoboa-dmarc plugin 1.1.0 for Modoboa is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this to perform a denial of service against the DMARC reporting functionality, such as by referencing the /dev/random file within XML documents that are emailed to the address in the rua field of the DMARC records of a domain.
CWEs
- CWE-91 · XML Injection (aka Blind XPath Injection)
References
- https://nvd.nist.gov/vuln/detail/CVE-2019-19702 ↗
- https://github.com/modoboa/modoboa-dmarc/issues/38 ↗
- https://github.com/modoboa/modoboa-dmarc/commit/14c29e0ad9487bdbe4cc0bd1f8bc711285bf9933 ↗
- https://github.com/pypa/advisory-database/tree/main/vulns/modoboa-dmarc/PYSEC-2019-105.yaml ↗
- https://github.com/pypa/advisory-database/tree/main/vulns/modoboa/PYSEC-2019-251.yaml ↗
- https://github.com/advisories/GHSA-vc42-mgr2-w34r ↗