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ubuntucveUbuntu.comUB:CVE-2020-35636
HistoryMar 04, 2021 - 12:00 a.m.

CVE-2020-35636

2021-03-0400:00:00
ubuntu.com
ubuntu.com
5

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.009 Low

EPSS

Percentile

82.9%

A code execution vulnerability exists in the Nef polygon-parsing
functionality of CGAL libcgal CGAL-5.1.1 in Nef_S2/SNC_io_parser.h
SNC_io_parser::read_sface() sfh->volume() OOB read. A specially crafted
malformed file can lead to an out-of-bounds read and type confusion, which
could lead to code execution. An attacker can provide malicious input to
trigger this vulnerability.

Notes

Author Note
sbeattie possible regression introduced by fix, see GH issue 5514

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.009 Low

EPSS

Percentile

82.9%