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HighCISA KEVExploited in the wildPublic exploit

Unauthenticated Path Traversal in SimpleHelp

IdentifiersCVE-2024-57727CWE-22· Improper Limitation of a Pathname…

CVE-2024-57727 is a path traversal vulnerability affecting SimpleHelp remote support / RMM software version 5.5.7 and earlier. The issue consists of multiple path traversal flaws reachable via crafted HTTP requests that allow an unauthenticated remote attacker to download arbitrary files from the SimpleHelp host. Reported exposed files include server configuration material such as serverconfig.xml, which may contain hashed administrator passwords, LDAP credentials, API keys, MFA seeds, and other secrets. The vulnerability is remotely exploitable without authentication against exposed SimpleHelp servers and has been reported as part of exploit chains with CVE-2024-57726 and CVE-2024-57728.

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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 allows disclosure of arbitrary files from the SimpleHelp server, including highly sensitive configuration data and credential material. Exposure of hashed passwords, LDAP credentials, API keys, and MFA seeds can enable follow-on compromise of the SimpleHelp instance, connected identity infrastructure, and downstream managed environments. In observed real-world campaigns, this vulnerability has been used as an initial access component in broader ransomware intrusions and MSP/downstream customer compromise scenarios.

Mitigation

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

If immediate patching is not possible, restrict network exposure to the SimpleHelp server, especially administrative access, to trusted source IPs only. Limit or remove internet exposure where feasible, enable MFA for all accounts, monitor for suspicious HTTP requests and unexpected access to configuration files, and review for unauthorized use of SimpleHelp in downstream environments. Because sensitive configuration data may already have been exposed, treat the server as potentially compromised until credentials and secrets are rotated and logs are reviewed.

Remediation

Patch, then assume compromise.

Upgrade SimpleHelp to a fixed release. The provided content states SimpleHelp released patches and advised customers to update to 5.5.8, 5.4.10, or 5.3.9, depending on branch. After patching, rotate SimpleHelp administrator and technician passwords, and also rotate any credentials or secrets that may have been stored in exposed configuration files, including LDAP credentials, API keys, and MFA seeds. Review server exposure and investigate for prior unauthorized file access or subsequent compromise.
PUBLIC EXPLOITS

Exploits

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

VALID 1 / 1 TOTALView more in app
CVE-2024-57727MaturityPoCVerified exploit

This repository contains a proof-of-concept (PoC) exploit for CVE-2024-57727, a path traversal vulnerability in SimpleHelp Server. The main file, 'poc.py', is a Python script that takes a target URL as an argument and attempts to access the sensitive 'serverconfig.xml' file by exploiting a directory traversal flaw. The script sends a crafted GET request to the endpoint '/toolbox-resource/../resource1/../../configuration/serverconfig.xml' and checks the response for evidence of the configuration file. If successful, it reports the target as vulnerable. The repository also includes a README.md with usage instructions and a reference to a related blog post. The exploit is network-based and targets HTTP/HTTPS endpoints on SimpleHelp Server installations.

imjdlDisclosed Jan 17, 2025pythonnetwork
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
SimpleHelpSimplehelpapplication

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

ACTIVITY FEED

Recent activity

44 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

44 SOURCESView more in app
+28 more in the timeline
What this page doesn’t show

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Exposure mapping

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Threat actor evidence13

Every observed campaign linking this CVE to a named adversary.

Associated malware26

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 activity9

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

EXTERNAL REFERENCES
MITRE CVE
cve.org · CVE-2024-57727
NVD
nvd.nist.gov/vuln/detail/CVE-2024-57727
MITRE CWE · CWE-22
Improper Limitation of a Pathname to a…
Third Party Advisory
horizon3.ai/attack-research/disclosures/critical-vulnerabilities-in-simplehelp-remote-support-software
Release Notes
simple-help.com/kb---security-vulnerabilities-01-2025
US Government Resource
cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-57727
Unauthenticated Path Traversal in SimpleHelp (CVE-2024-57727) | Mallory