Base Score

MEDIUM5.5

CVE-2018-18662

There is an out-of-bounds read in fz_run_t3_glyph in fitz/font.c in Artifex MuPDF 1.14.0, as demonstrated by mutool.

VectorLOCAL

Published Bycve@mitre.org

Published DateOct 26, 2018, 14:29

Weakness Type (CWE):CWE-125

CVSS Metrics

Base Score

5.5

Vector String

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Base Severity

MEDIUM

Version

3.0

Attack Vector (AV)

LOCAL

Attack Complexity (AC)

LOW

Privileges Required (PR)

NONE

User Interaction (UI)

REQUIRED

Scope (S)

UNCHANGED

Confidentiality (C)

NONE

Integrity (I)

NONE

Availability (A)

HIGH

References

http://www.securityfocus.com/bid/105755
https://bugs.ghostscript.com/show_bug.cgi?id=700043
https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=164ddc22ee0d5b63a81d5148f44c37dd132a9356
https://github.com/TeamSeri0us/pocs/tree/master/mupdf
https://lists.debian.org/debian-lts-announce/2020/07/msg00019.html

Base Score

MEDIUM5.5

Weakness Type (CWE):CWE-125

CVSS Metrics

Base Score

5.5

Vector String

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Base Severity

MEDIUM

Version

3.0

Attack Vector (AV)

LOCAL

Attack Complexity (AC)

LOW

Privileges Required (PR)

NONE

User Interaction (UI)

REQUIRED

Scope (S)

UNCHANGED

Confidentiality (C)

NONE

Integrity (I)

NONE

Availability (A)

HIGH