CVE-2019-19702 — HIGH (7.5)

Vulnerability 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.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Modoboa	Modoboa-Dmarc	1.1.0

Related Weaknesses (CWE)

CWE-611

References

https://github.com/modoboa/modoboa-dmarc/issues/38ExploitThird Party Advisory
https://github.com/modoboa/modoboa-dmarc/issues/38ExploitThird Party Advisory

FAQ

What is CVE-2019-19702?

CVE-2019-19702 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 ...

How severe is CVE-2019-19702?

CVE-2019-19702 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-19702?

Check the references section above for vendor advisories and patch information. Affected products include: Modoboa Modoboa-Dmarc.