Ecosyste.ms: Advisories

Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLXFweHAtNWo1Ni1nZzN4

samlr XML nodes comment attack

Zendesk Samlr before 2.6.2 allows an XML nodes comment attack such as a name_id node with [email protected] followed by <!---->. and then the attacker's domain name.

Permalink: https://github.com/advisories/GHSA-qpxp-5j56-gg3x
JSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLXFweHAtNWo1Ni1nZzN4
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: over 5 years ago
Updated: over 1 year ago

CVSS Score: 7.5
CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS Percentage: 0.00084
EPSS Percentile: 0.36525

Identifiers: GHSA-qpxp-5j56-gg3x, CVE-2018-20857
References:

• https://nvd.nist.gov/vuln/detail/CVE-2018-20857
• https://github.com/zendesk/samlr/compare/v2.6.1...v2.6.2
• https://github.com/zendesk/samlr/pull/29
• https://github.com/rubysec/ruby-advisory-db/blob/master/gems/samlr/CVE-2018-20857.yml
• https://github.com/advisories/GHSA-qpxp-5j56-gg3x

Repository: https://github.com/zendesk/samlr
Blast Radius: 2.3

Affected Packages