Deserialization Vulnerability in TYPO3 PharStreamWrapper Package
CVE-2019-11830

9.8CRITICAL

Key Information:

Vendor

Typo3

Status
Pharstreamwrapper
Vendor
CVE Published:
9 May 2019

What is CVE-2019-11830?

The PharMetaDataInterceptor within the PharStreamWrapper package versions prior to 2.1.1 (2.x) and 3.1.1 (3.x) for TYPO3 contains a vulnerability that improperly handles the parsing of Phar stubs. This flaw could allow attackers to circumvent the deserialization protection mechanisms put in place, posing a potential risk for exploitation.

References

https://typo3.org/security/advisory/typo3-psa-2019-008/
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https://github.com/TYPO3/phar-stream-wrapper/releases/tag...
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https://github.com/TYPO3/phar-stream-wrapper/releases/tag...
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CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
The Cyber Security Vulnerability Database.