CVE-2019-12835 : formats/xml.cpp in Leanify 0.4.3 allows for a controlled out-of-bounds write in

formats/xml.cpp in Leanify 0.4.3 allows for a controlled out-of-bounds write in xml_memory_writer::write via characters that require escaping.

Published 2019-06-15 19:29:00

Updated 2019-06-17 17:15:34

Source MITRE

View at NVD, CVE.org

Vulnerability category: Memory Corruption

Products affected by CVE-2019-12835

Leanify Project » Leanify » Version: 0.4.3
cpe:2.3:a:leanify_project:leanify:0.4.3:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.39%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 70 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.5	HIGH	AV:N/AC:L/Au:N/C:P/I:P/A:P	10.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
9.8	CRITICAL	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

Assigned by: nvd@nist.gov (Primary)

https://github.com/JayXon/Leanify/issues/52

Fuzzing Tests: OOB Write in XML Parser · Issue #52 · JayXon/Leanify · GitHub
Exploit;Issue Tracking;Third Party Advisory

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