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CVE-2021-42260

HIGHCVSS 7.5/10EPSS 3.06%

Last modified

CVE-2021-42260 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. TinyXML through 2.6.2 has an infinite loop in TiXmlParsingData::Stamp in tinyxmlparser.cpp via the TIXML_UTF_LEAD_0 case. It can be triggered by a crafted XML message and leads to a denial of service.. EPSS estimates a 3.06% chance of exploitation in the next 30 days.

Description

TinyXML through 2.6.2 has an infinite loop in TiXmlParsingData::Stamp in tinyxmlparser.cpp via the TIXML_UTF_LEAD_0 case. It can be triggered by a crafted XML message and leads to a denial of service.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
3.06%

85.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
Tinyxml ProjectTinyxml>= 2.3.2, <= 2.6.2—
Tinyxml ProjectTinyxml2.3.0Beta
Tinyxml ProjectTinyxml2.3.1Beta
DebianDebian Linux9.0—
DebianDebian Linux10.0—

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-42260?
TinyXML through 2.6.2 has an infinite loop in TiXmlParsingData::Stamp in tinyxmlparser.cpp via the TIXML_UTF_LEAD_0 case. It can be triggered by a crafted XML message and leads to a denial of service.
How severe is CVE-2021-42260?
CVE-2021-42260 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 3.06% probability of exploitation in the next 30 days.
How do I fix CVE-2021-42260?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-42260?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST