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CVE-2010-2191

UnknownEPSS 2.41%

Last modified

CVE-2010-2191 is a vulnerability of currently unknown severity. The (1) parse_str, (2) preg_match, (3) unpack, and (4) pack functions; the (5) ZEND_FETCH_RW, (6) ZEND_CONCAT, and (7) ZEND_ASSIGN_CONCAT opcodes; and the (8) ArrayObject::uasort method in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allow context-dependent attackers to obtain sensitive information (memory contents) or trigger memory corruption by causing a userspace interruption of an internal function or handler. NOTE: vectors 2 through 4 are related to the call time pass by reference feature.. EPSS estimates a 2.41% chance of exploitation in the next 30 days.

Description

The (1) parse_str, (2) preg_match, (3) unpack, and (4) pack functions; the (5) ZEND_FETCH_RW, (6) ZEND_CONCAT, and (7) ZEND_ASSIGN_CONCAT opcodes; and the (8) ArrayObject::uasort method in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allow context-dependent attackers to obtain sensitive information (memory contents) or trigger memory corruption by causing a userspace interruption of an internal function or handler. NOTE: vectors 2 through 4 are related to the call time pass by reference feature.

Metrics

EPSS Probability
2.41%

82.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
PhpPhp5.2.0
PhpPhp5.2.1
PhpPhp5.2.2
PhpPhp5.2.3
PhpPhp5.2.4
PhpPhp5.2.5
PhpPhp5.2.6
PhpPhp5.2.7
PhpPhp5.2.8
PhpPhp5.2.9
PhpPhp5.2.10
PhpPhp5.2.11
PhpPhp5.2.12
PhpPhp5.2.13
PhpPhp5.3.0
PhpPhp5.3.1
PhpPhp5.3.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2010-2191?
The (1) parse_str, (2) preg_match, (3) unpack, and (4) pack functions; the (5) ZEND_FETCH_RW, (6) ZEND_CONCAT, and (7) ZEND_ASSIGN_CONCAT opcodes; and the (8) ArrayObject::uasort method in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allow context-dependent attackers to obtain sensitive information (memory contents) or trigger memory corruption by causing a userspace interruption of an internal function or handler. NOTE: vectors 2 through 4 are related to the call time pass by reference feature.
How severe is CVE-2010-2191?
Severity scoring for CVE-2010-2191 is pending analysis. The EPSS model estimates a 2.41% probability of exploitation in the next 30 days.
How do I fix CVE-2010-2191?
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.

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Source: NVD / NIST