VulnerabilityAnalyzed
CVE-2019-13608
Citrix StoreFront Server XML External Entity (XXE) Processing Vulnerability
KEVHIGH 7.5EPSS 30.0%
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 3 May 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
Citrix StoreFront Server before 1903, 7.15 LTSR before CU4 (3.12.4000), and 7.6 LTSR before CU8 (3.0.8000) allows XXE attacks.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 30.04% probability · 98th percentile
- CISA KEV
- Listed 3 November 2021 · due 3 May 2022 · used in ransomware campaigns
- Weakness
- CWE-611
- Affected
- citrix/storefront server
- Source
- cve@mitre.org
CISA notes
Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2019-13608
References
- https://support.citrix.com/article/CTX251988Mitigation, Vendor Advisory
- https://support.citrix.com/article/CTX251988Mitigation, Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-13608US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.