Security readout for executives and security teams
Plain-English summary
SimpleHelp 5.5.7 and earlier can let an unauthenticated internet attacker retrieve arbitrary files from the support server. Exposed files may contain configuration secrets and hashed user passwords, creating risks beyond the server itself. Because CISA lists this CVE as known exploited, affected deployments require urgent attention.
Executive priority
Treat as an immediate patch-and-investigate priority. The combination of unauthenticated remote access, sensitive-file disclosure, critical severity, and confirmed KEV listing creates material credential-theft and follow-on compromise risk. Prioritize internet-accessible deployments and assume secrets may require rotation when historical exposure cannot be disproved.
Technical view
CVE-2024-57727 is a CWE-22 path traversal vulnerability reachable through crafted HTTP requests without authentication or user interaction. It can disclose arbitrary host files, including SimpleHelp configuration data, secrets, and password hashes. The supplied CVSS v3.1 score is 9.1, with high confidentiality and integrity impact but no stated availability impact.
Likely exposure
Organizations running SimpleHelp 5.5.7 or earlier are affected, particularly where the server is reachable from untrusted networks. Exposure may extend to systems or services whose credentials, tokens, or other secrets were stored in accessible configuration files. The bundle provides no product CPEs or deployment-specific exposure data.
Exploitation context
CISA KEV status supports active exploitation in the wild. The vulnerability requires no authentication, has low attack complexity, and is network reachable. The supplied evidence does not identify attack volume, targeted sectors, specific campaigns, or whether every vulnerable deployment has been compromised.
Researcher notes
The bundle establishes affected versions, unauthenticated HTTP reachability, path traversal, arbitrary file disclosure, and KEV status. It does not provide precise vulnerable endpoints, corrected-version details, indicators of compromise, exploit prevalence, or campaign attribution. Validate remediation requirements directly against the linked vendor advisory.
Mitigation direction
- Identify all SimpleHelp servers and immediately confirm their installed versions.
- Follow the SimpleHelp security advisory to apply the vendor-designated corrected release.
- Restrict untrusted network access until remediation and investigation are complete.
- Rotate exposed credentials, tokens, and secrets if file access cannot be ruled out.
- Reset affected user passwords according to organizational incident-response policy.
Validation and detection
- Verify no deployed SimpleHelp instance remains on version 5.5.7 or earlier.
- Confirm network controls limit SimpleHelp access to approved users and sources.
- Review HTTP and application logs for abnormal file-access or traversal-like requests.
- Check for unexpected access to configuration files, secrets, or password data.
- Validate rotated credentials and revoke superseded tokens or sessions.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-22: File access and web shell behavior lookup
File traversal and upload weaknesses can lead teams to review file, web shell, execution, and collection telemetry. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupFile access behavior lookup
The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2024-57727 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Critical
- CVSS
- 9.1 (3.1)
- Known Exploited
- Yes
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CISA KEV status
SSVC decision data
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N3.95.2CISA-ADPVulnerability scoring details
Base CVSS 3.1 score
9.1CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- Added to KEVCISA-ADP
CISA Known Exploited Vulnerabilities metadata lists this CVE as known exploited.
- ADP timelineCISA-ADP
CVE-2024-57727 added to CISA KEV
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
- 2025-02-13T00:00:00.000Z: CVE-2024-57727 added to CISA KEV
Source materials
- CVE List V5 sourceCVE List V5
- https://www.horizon3.ai/attack-research/disclosures/critical-vulnerabilities-in-simplehelp-remote-support-software/CVE reference, mitre
- https://simple-help.com/kb---security-vulnerabilities-01-2025#security-vulnerabilities-in-simplehelp-5-5-7-and-earlierCVE reference, mitre
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-57727CVE reference, CISA-ADP · government-resource
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.