CVE-2018-14046 : Exiv2 0.26 has a heap-based buffer over-read in WebPImage::decodeChunks in webpi

Exiv2 0.26 has a heap-based buffer over-read in WebPImage::decodeChunks in webpimage.cpp.

Published 2018-07-13 15:29:00

Updated 2019-10-03 00:03:26

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2018-14046

Exiv2 » Exiv2 » Version: 0.26
cpe:2.3:a:exiv2:exiv2:0.26:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.23%

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

~ 60 %

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

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.8	MEDIUM	AV:N/AC:M/Au:N/C:P/I:P/A:P	8.6	6.4	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
8.8	HIGH	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	2.8	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE-125 Out-of-bounds Read

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

Assigned by: nvd@nist.gov (Primary)

https://access.redhat.com/errata/RHSA-2019:2101

RHSA-2019:2101 - Security Advisory - Red Hat Customer Portal

CVEs referencing this url
https://github.com/Exiv2/exiv2/issues/378

AddressSanitizer: heap-buffer-overflow /src/exiv2/src/webpimage.cpp:563 Exiv2::WebPImage::decodeChunks(unsigned long) · Issue #378 · Exiv2/exiv2 · GitHub
Exploit;Third Party Advisory

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