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MitreCVE-2021-28684

HistoryJun 21, 2021 - 1:15 p.m.

CVE-2021-28684

2021-06-2113:15:08

CWE-611

mitre

web.nvd.nist.gov

cve-2021-28684

conexware

powerarchiver

xxe attack

xml parser

nvd

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

4.5

Confidence

High

EPSS

0.001

Percentile

40.7%

JSON

The XML parser used in ConeXware PowerArchiver before 20.10.02 allows processing of external entities, which might lead to exfiltration of local files over the network (via an XXE attack).

Affected configurations

Nvd

Node

powerarchiverpowerarchiverRange<20.10.02

VendorProductVersionCPE
powerarchiverpowerarchiver*cpe:2.3:a:powerarchiver:powerarchiver:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
powerarchiver	powerarchiver	*	cpe:2.3:a:powerarchiver:powerarchiver::::::::

References

peterka.tech/blog/posts/cve-2021-28684/

www.powerarchiver.com

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

4.5

Confidence

High

EPSS

0.001

Percentile

40.7%

JSON

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