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CVE Record

CVE-2010-5335: IceWarp Webclient before 10.2.1 has a directory traversal vulnerability.

IceWarp Webclient before 10.2.1 has a directory traversal vulnerability. This can result in loss of confidential data of IceWarp Mailserver and the operating system. Input passed via a certain parameter (script to basic/minimizer/index.php) is not properly sanitised and can therefore be exploited to browse the partition where IceWarp is installed (or the whole system) and read arbitrary files.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

CVE-2010-5335 describes a directory traversal flaw in IceWarp Webclient before 10.2.1. An attacker may be able to read confidential Mailserver and operating-system files from the installed system. The source bundle does not provide CVSS, confirmed exploitation, or detailed vendor remediation beyond the version boundary.

Executive priority

Treat this as a high-priority legacy exposure if IceWarp Webclient is still deployed. The business risk is confidential data loss, not service disruption. Prioritize internet-facing systems first and require evidence of version status, access restrictions, and log review.

Technical view

The issue involves insufficient sanitization of input passed to the script parameter for basic/minimizer/index.php. Sources state this can allow browsing the partition where IceWarp is installed, or potentially the whole system, and reading arbitrary files. The bundle does not identify CWE, CVSS, or authenticated versus unauthenticated access requirements.

Likely exposure

Likely exposed systems are IceWarp Webclient deployments older than 10.2.1, especially if reachable from the internet or untrusted networks. The provided affected metadata is sparse, so validate actual product/version inventory rather than relying on CPE data.

Exploitation context

The CVE is not listed as KEV in the bundle, and no cited source confirms active exploitation. The described impact is serious because arbitrary file reads can expose credentials, mail data, configuration, and operating-system information.

Researcher notes

Evidence is limited but clear on vulnerability class and impacted version range: IceWarp Webclient before 10.2.1. The source bundle lacks CVSS, CWE, exploitation confirmation, and complete affected-product metadata. Avoid assumptions about authentication or exploit prevalence without additional vendor or incident evidence.

Mitigation direction

  • Identify all IceWarp Webclient deployments and confirm their exact versions.
  • Plan upgrade to 10.2.1 or later, aligned with vendor guidance.
  • Restrict Webclient access to trusted networks until remediation is complete.
  • Review exposed systems for possible confidential file access.
  • Preserve logs before cleanup or rebuild decisions.

Validation and detection

  • Confirm whether any Webclient instance is older than 10.2.1.
  • Check whether Webclient is reachable from the internet or partner networks.
  • Review web logs for unusual minimizer endpoint requests.
  • Assess whether mailserver or operating-system files may have been exposed.
  • Document remediation status and remaining compensating controls.
Prepared
Confidence
medium
Sources
4

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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ATT&CK lookup starting points

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File 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.

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CVE-2010-5335 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

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.

0CVSS vectors
0Timeline events
0ADP providers
3Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.