CVE-2018-20847

HIGH8.8

An improper computation of p_tx0, p_tx1, p_ty0 and p_ty1 in the function opj_get_encoding_parameters in openjp2/pi

Published Jun 26, 2019

Modified 1 years ago

Details

An improper computation of p_tx0, p_tx1, p_ty0 and p_ty1 in the function opj_get_encoding_parameters in openjp2/pi.c in OpenJPEG through 2.3.0 can lead to an integer overflow.

References

WEB

http://www.securityfocus.com/bid/108921

WEB

https://github.com/uclouvain/openjpeg/commit/5d00b719f4b93b1445e6fb4c766b9a9883c57949

WEB

https://github.com/uclouvain/openjpeg/issues/431

WEB

https://github.com/uclouvain/openjpeg/pull/1168/commits/c58df149900df862806d0e892859b41115875845

WEB

https://lists.debian.org/debian-lts-announce/2019/07/msg00010.html

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2018-20847

CVSS Analysis

CVSS v3.1

8.8

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

RequiredUI:R

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

8.8/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Ecosystems

Timeline

PublishedJun 26, 2019

ModifiedAug 5, 2024

CVE-2018-20847 | Mondoo Vulnerability Intelligence