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CriticalCISA KEVExploited in the wildPublic exploit

SysAid On-Prem Path Traversal Leading to Code Execution

IdentifiersCVE-2023-47246CWE-22· Improper Limitation of a Pathname…

CVE-2023-47246 is a path traversal vulnerability in SysAid On-Prem before version 23.3.36. According to the provided content, exploitation allows an attacker to write a file into the Tomcat webroot of the SysAid application. By placing a webshell or other attacker-controlled payload in the webroot, the attacker can then achieve code execution on the affected server. The issue was exploited in the wild as a zero-day in November 2023, with reporting that attackers uploaded webshells and additional payloads to gain unauthorized access and control of affected systems.

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ANALYST BRIEF

Impact, mitigation & remediation

What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.

Impact

What an attacker gets, and what they’ve been doing with it.

Successful exploitation can result in arbitrary code execution on the SysAid server by enabling an attacker to place and execute a webshell or other malicious file within the Tomcat webroot. The content indicates this was used in real intrusions to obtain unauthorized access, persistent control, deploy additional payloads, inject malware into Windows processes, and in some cases support ransomware deployment such as Clop.

Mitigation

If you can’t patch tonight, do this now.

If immediate patching is not possible, reduce exposure of SysAid On-Prem instances to untrusted networks, closely monitor the Tomcat webroot and adjacent application directories for unauthorized file creation, and hunt for webshell behavior and web-server-spawned shell activity. Review process execution telemetry for suspicious child processes from Tomcat or other web server components, inspect PowerShell activity for download-and-execute patterns, and isolate potentially compromised servers. A full compromise assessment is warranted due to confirmed in-the-wild exploitation.

Remediation

Patch, then assume compromise.

Upgrade SysAid On-Prem to version 23.3.36 or later, as the provided content states version 23.3.36 was released to remediate CVE-2023-47246. Because the vulnerability was exploited in the wild, affected organizations should also perform a comprehensive compromise assessment, including review for webshells and other payloads in the Tomcat webroot, suspicious child processes spawned by web/application server processes, PowerShell download activity, and other post-exploitation artifacts.
PUBLIC EXPLOITS

Exploits

1 valid exploit after Mallory filtered fakes, detection scripts, and README-only repos.

VALID 1 / 1 TOTALView more in app
CVE-2023-47246-EXPMaturityPoCVerified exploit

This repository contains a Python exploit script (CVE-2023-47246-EXP.py) targeting the SysAid Server remote code execution vulnerability (CVE-2023-47246). The exploit works by uploading a user-supplied web shell (e.g., shell.jsp) to a vulnerable SysAid Server (version <23.3.36) via a crafted HTTP request. The script compresses and hex-encodes the shell file, then uploads it to the target server, and finally verifies if the shell is accessible. The README provides usage instructions, affected versions, fingerprinting tips for identifying SysAid servers, and references to further information. The repository also includes a requirements.txt for dependencies and a minimal text file. The exploit is operational, requiring the attacker to supply a shell file and a target URL, and results in remote code execution if successful.

W01fh4ckerDisclosed Nov 17, 2023pythonnetwork
EXPOSURE SURFACE

Affected products & vendors

Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.

VendorProductType
SysaidSysaidapplication
SysaidSysaid On-Premisesapplication

Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.

What this page doesn’t show

The version that knows your environment.

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Exposure mapping

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Threat actor evidence2

Every observed campaign linking this CVE to a named adversary.

Associated malware2

Malware families riding this exploit, with evidence and IOCs.

Detection signatures2

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Vendor-by-vendor mapping

Cross-references every affected SKU, including bundled OEM variants.

Social activity

Community discussion across Reddit, Mastodon, and other social sources.