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MitreCVE-2020-12882

HistoryMay 15, 2020 - 5:15 a.m.

CVE-2020-12882

2020-05-1505:15:13

CWE-79

mitre

web.nvd.nist.gov

cve-2020-12882

submitty

xss

svg upload

information security

nvd

CVSS2

3.5

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

5.4

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0.001

Percentile

35.4%

JSON

Submitty through 20.04.01 allows XSS via upload of an SVG document, as demonstrated by an attack by a Student against a Teaching Fellow.

Affected configurations

Nvd

Node

rcossubmittyRange≤20.04.01

VendorProductVersionCPE
rcossubmitty*cpe:2.3:a:rcos:submitty:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
rcos	submitty	*	cpe:2.3:a:rcos:submitty::::::::

References

packetstormsecurity.com/files/157756/Submitty-20.04.01-Cross-Site-Scripting.html

github.com/Submitty/Submitty/issues/5266

CVSS2

3.5

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

5.4

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0.001

Percentile

35.4%

JSON

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