Vulnerability Monitor

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CVE-2020-5811

An authenticated path traversal vulnerability exists during package installation in Umbraco CMS <= 8.9.1 or current, which could result in arbitrary files being written outside of the site home and expected paths when installing an Umbraco package.

Published

2020-12-30T16:15:12.447

Last Modified

2024-11-21T05:34:38.443

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.5 (MEDIUM)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

8.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-22

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	umbraco	umbraco_cms	≤ 8.9.1	Yes

References

http://packetstormsecurity.com/files/163965/Umbraco-CMS-8.9.1-Traversal-Arbitrary-File-Write.html Exploit, Third Party Advisory, VDB Entry ([email protected])
https://www.tenable.com/security/research/tra-2020-59 Exploit, Third Party Advisory ([email protected])
http://packetstormsecurity.com/files/163965/Umbraco-CMS-8.9.1-Traversal-Arbitrary-File-Write.html Exploit, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://www.tenable.com/security/research/tra-2020-59 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)