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CVE Record

CVE-2018-11210: TinyXML2 6.2.0 has a heap-based buffer over-read in the XMLDocument::Parse function in libtinyxml2.so.

TinyXML2 6.2.0 has a heap-based buffer over-read in the XMLDocument::Parse function in libtinyxml2.so. NOTE: The tinyxml2 developers have determined that the reported overflow is due to improper use of the library and not a vulnerability in tinyxml2

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysisunknown

Security readout for executives and security teams

Plain-English summary

This CVE reports a heap buffer over-read in TinyXML2 6.2.0 during XML parsing. The important caveat is that TinyXML2 developers reportedly determined the issue came from improper library use, not a TinyXML2 vulnerability. Business urgency is therefore uncertain and likely depends on whether your software embeds TinyXML2 and parses untrusted XML.

Executive priority

Handle as a targeted verification item, not an emergency, unless critical systems parse untrusted XML with TinyXML2 6.2.0. The record is disputed by upstream and lacks severity scoring, confirmed affected products, or exploitation evidence.

Technical view

The report names XMLDocument::Parse in libtinyxml2.so as the affected code path for a heap-based over-read. The CVE record does not provide CVSS, CWE, confirmed affected CPEs, or a named fix. Upstream comments are cited as disputing the vulnerability classification and attributing the behavior to caller misuse.

Likely exposure

Exposure is most plausible in applications using TinyXML2 6.2.0 or bundled libtinyxml2.so, especially where external XML reaches XMLDocument::Parse. The source bundle does not identify confirmed vendor products, distributions, or package versions beyond TinyXML2 6.2.0.

Exploitation context

There is no KEV listing and the provided sources do not state active exploitation. The public description indicates a memory over-read condition, but upstream reportedly considered it improper use rather than a library flaw. Treat exploitability as unconfirmed from the supplied evidence.

Researcher notes

The key uncertainty is classification. The CVE description preserves the original over-read claim but adds that TinyXML2 developers viewed it as improper API use. Validation should focus on actual caller behavior, not just library presence.

Mitigation direction

  • Check TinyXML2 upstream issue 675 and vendor guidance before assigning remediation ownership.
  • Ensure callers pass valid buffers and lengths to XMLDocument::Parse.
  • Restrict or validate untrusted XML before parsing where feasible.
  • Track distribution or product advisories if TinyXML2 is bundled.
  • Consider upgrading TinyXML2 only after confirming compatibility and vendor guidance.

Validation and detection

  • Inventory applications and packages that include TinyXML2 6.2.0 or libtinyxml2.so.
  • Review XMLDocument::Parse call sites for buffer lifetime and length assumptions.
  • Confirm whether untrusted XML input can reach the parser.
  • Check whether your vendor or distro recognizes this CVE as applicable.
  • Document any compensating input validation around XML parsing paths.
Prepared
Confidence
medium
Sources
5

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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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
2Source 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

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