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ubuntucveUbuntu.comUB:CVE-2020-25690
HistoryFeb 23, 2021 - 12:00 a.m.

CVE-2020-25690

2021-02-2300:00:00
ubuntu.com
ubuntu.com
16

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.002 Low

EPSS

Percentile

59.7%

An out-of-bounds write flaw was found in FontForge in versions before
20200314 while parsing SFD files containing certain LayerCount tokens. This
flaw allows an attacker to manipulate the memory allocated on the heap,
causing the application to crash or execute arbitrary code. The highest
threat from this vulnerability is to confidentiality, integrity, as well as
system availability.

Notes

Author Note
alexmurray This is a Red Hat specific CVE due to an insufficient backport of the upstream patch in CVE-2020-5395. Since that CVE is not yet patched in Ubuntu, I am adding this CVE to be tracked so we don’t make the same mistake.

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.002 Low

EPSS

Percentile

59.7%