CVE-2021-29136

Open Container Initiative umoci before 0.4.7 allows attackers to overwrite arbitrary host paths via a crafted image that causes symlink traversal when "umoci unpack" or "umoci raw unpack" is used.

CVSS v3.0 5.5 MEDIUM
CVSS v2.0 2.1 LOW

5.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

2.1^/10

CVSS v2.0 : LOW

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

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://github.com/opencontainers/umoci/security/advisories/GHSA-9m95-8hx6-7p9v	Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/04/06/2	Mailing List Patch Third Party Advisory
https://github.com/opencontainers/umoci/commit/d9efc31daf2206f7d3fdb839863cf7a576a2eb57	Patch Third Party Advisory

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:linuxfoundation:umoci::::::::
	cpe:2.3:a:sylabs:singularity::::::::

Information

Published : 2021-04-06 09:15

Updated : 2021-05-20 07:32

NVD link : CVE-2021-29136

Mitre link : CVE-2021-29136

JSON object : View

CWE

CWE-20

Improper Input Validation

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Products Affected

sylabs

singularity

linuxfoundation

umoci

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