An integer overflow in Exiv2 through 0.27.1 allows an attacker to cause a denial of service (SIGSEGV) via a crafted PNG image file, because PngImage::readMetadata mishandles a chunkLength - iccOffset subtraction.
Published 2019-06-30 23:15:10
Updated 2023-03-24 18:05:05
Source MITRE
View at NVD,   CVE.org
Vulnerability category: OverflowDenial of service

Exploit prediction scoring system (EPSS) score for CVE-2019-13109

Probability of exploitation activity in the next 30 days: 0.17%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 54 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2019-13109

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
4.3
MEDIUM AV:N/AC:M/Au:N/C:N/I:N/A:P
8.6
2.9
NIST
6.5
MEDIUM CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
2.8
3.6
NIST

CWE ids for CVE-2019-13109

  • The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2019-13109

Products affected by CVE-2019-13109

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