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CVE-2022-27518 is an improper access control vulnerability in the SAML functionality of customer-managed Citrix ADC and Citrix Gateway appliances. An unauthenticated remote attacker can exploit affected appliances configured as a SAML service provider or SAML identity provider to execute arbitrary code. Affected releases include Citrix ADC and Citrix Gateway 13.0 before 13.0-58.32, 12.1 before 12.1-65.25, and Citrix ADC 12.1-FIPS or 12.1-NDcPP before 12.1-55.291. Version 13.1 is unaffected.
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What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
No valid public exploits. Mallory filtered out 1 candidate as fakes, detection scripts, or README-only repos.
All candidate exploits were filtered out by Mallory's validation.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
8 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A previously favored Citrix NetScaler ADC/Gateway vulnerability that has historically been targeted by multiple state-sponsored and ransomware threat actors.
A specific vulnerability exploited for illegitimate access in SPACEHOP/APT5 activity, in the context of externally facing software and devices including Citrix Application Delivery Controllers.
A critical unauthenticated remote code execution vulnerability affecting Citrix ADC and Citrix Gateway systems configured with SAML SP or IdP.
A Citrix ADC/Citrix Gateway authentication-bypass and unauthenticated remote code-execution vulnerability affecting customer-managed appliances configured as a SAML service provider or identity provider.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.