PT-2018-12300 · Exiv2+3 · Exiv2+3

Cool-Tomato · Published 2018-07-13 · Updated 2019-10-03 · CVE-2018-14046

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Exiv2 version 0.26

Description The issue is related to a heap-based buffer over-read in the WebPImage::decodeChunks function located in webpimage.cpp. This indicates a problem with how the Exiv2 library handles certain WebP image chunks, potentially leading to memory access issues.

Recommendations For Exiv2 version 0.26, consider applying a patch or fix that addresses the heap-based buffer over-read in the WebPImage::decodeChunks function to prevent potential memory access issues. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

ALT-PU-2018-2105

ALT-PU-2019-2468

ALT-PU-2019-2590

CESA-2019_2101

CVE-2018-14046

RHSA-2019:2101

RHSA-2019_2101

Affected Products

Alt Linux

Centos

Exiv2

Red Hat

References · 11

• 🔥 https://github.com/Exiv2/exiv2/issues/378 · Exploit
• 🔥 https://github.com/TeamSeri0us/pocs/blob/master/exiv2/2-out-of-read-Poc · Exploit
• 🔥 https://github.com/TeamSeri0us/pocs/blob/master/exiv2/1-out-of-read-Poc · Exploit
• 🔥 https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206 · Exploit
• 🔥 https://github.com/xiaoqx/pocs/blob/master/exiv2/readme.md · Exploit
• 🔥 https://github.com/xiaoqx/pocs/tree/master/exiv2 · Exploit
• 🔥 https://github.com/lolo-pop/poc/tree/master/Segmentation%20fault%20in%20convert-test(exiv2) · Exploit
• https://linux.oracle.com/errata/ELSA-2019-2101.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-14046 · Security Note
• https://osv.dev/vulnerability/CVE-2018-14046 · Vendor Advisory
• https://access.redhat.com/errata/RHSA-2019:2101 · Vendor Advisory