samlr XML nodes comment attack

높음 7.5CVE-2018-20857 · GHSA-qpxp-5j56-gg3x · Published 26/07/2019 · updated 17/06/2026

요약

CVE-2018-20857은(는) samlr, samlr (zendesk)에 영향을 주는 높음 (CVSS 7.5) 취약점입니다.
향후 30일 내 악용 확률(EPSS): 1.2%, 전체 취약점의 68.3%보다 높음.
조치: 2.6.2 이상으로 업데이트하세요.

Package	Affected versions	Patched versions
samlr RubyGems	`< 2.6.2`	`2.6.2`
samlr zendesk	`< 2.6.2`	`2.6.2`

Description

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.

NVD description

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.

References

nvd.nist.gov/vuln/detail/CVE-2018-20857 · ADVISORY
zendesk/samlr#29 · WEB
rubysec/ruby-advisory-db · WEB
zendesk/samlr · PACKAGE
zendesk/samlr · WEB

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Scan my site free