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MitreCVE-2020-15007

HistoryJun 24, 2020 - 11:15 a.m.

CVE-2020-15007

2020-06-2411:15:12

CWE-120

mitre

web.nvd.nist.gov

cve-2020-15007

buffer overflow

m_loaddefaults

id tech 1

doom engine

arbitrary code execution

fscanf

nvd

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

AI Score

9.7

Confidence

High

EPSS

0.005

Percentile

77.5%

JSON

A buffer overflow in the M_LoadDefaults function in m_misc.c in id Tech 1 (aka Doom engine) allows arbitrary code execution via an unsafe usage of fscanf, because it does not limit the number of characters to be read in a format argument.

Affected configurations

Nvd

Node

idsoftwaretech_1Match-

Node

doom_vanille_projectdoom_vanilleRange<671

VendorProductVersionCPE
idsoftwaretech_1-cpe:2.3:a:idsoftware:tech_1:-:*:*:*:*:*:*:*
doom_vanille_projectdoom_vanille*cpe:2.3:a:doom_vanille_project:doom_vanille:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
idsoftware	tech_1	-	cpe:2.3:a:idsoftware:tech_1:-:::::::*
doom_vanille_project	doom_vanille	*	cpe:2.3:a:doom_vanille_project:doom_vanille::::::::

References

github.com/AXDOOMER/doom-vanille/commit/8a6d9a02fa991a91ff90ccdc73b5ceabaa6cb9ec

twitter.com/notrevenant/status/1268654123903340544

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

AI Score

9.7

Confidence

High

EPSS

0.005

Percentile

77.5%

JSON

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