TYPO3 Pharstreamwrapper vulnerabilities

2 CVEs affecting TYPO3 Pharstreamwrapper, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2019-11831, published 2019-05-09.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2019-11831, published 2019-05-09. Critical severity, CVSS 9.8. EPSS: 5.4% chance of exploitation in the next 30 days. The PharStreamWrapper (aka phar-stream-wrapper) package 2.x before 2.1.1 and 3.x before 3.1.1 for TYPO3 does not prevent directory traversal, which allows attackers to bypass a deserialization…
• CVE-2019-11830, published 2019-05-09. Critical severity, CVSS 9.8. EPSS: 2.7% chance of exploitation in the next 30 days. PharMetaDataInterceptor in the PharStreamWrapper (aka phar-stream-wrapper) package 2.x before 2.1.1 and 3.x before 3.1.1 for TYPO3 mishandles Phar stub parsing, which allows attackers to bypass a…