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ubuntucveUbuntu.comUB:CVE-2020-35628
HistoryMar 04, 2021 - 12:00 a.m.

CVE-2020-35628

2021-03-0400:00:00
ubuntu.com
ubuntu.com
10
cgal
nef polygon-parsing
code execution
oob read
snc_io_parser
malicious input
unix

CVSS2

7.5

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

CVSS3

9.8

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

EPSS

0.004

Percentile

71.9%

JSON

A code execution vulnerability exists in the Nef polygon-parsing
functionality of CGAL libcgal CGAL-5.1.1. An oob read vulnerability exists
in Nef_S2/SNC_io_parser.h SNC_io_parser::read_sloop() slh->incident_sface.
An attacker can provide malicious input to trigger this vulnerability.

Notes

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

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CVSS2

7.5

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

CVSS3

9.8

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

EPSS

0.004

Percentile

71.9%

JSON
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