CVE-2020-35766

The test suite in libopendkim in OpenDKIM through 2.10.3 allows local users to gain privileges via a symlink attack against the /tmp/testkeys file (related to t-testdata.h, t-setup.c, and t-cleanup.c). NOTE: this is applicable to persons who choose to engage in the "A number of self-test programs are included here for unit-testing the library" situation.

CVSS v3 7.8 HIGH
CVSS v2.0 4.4 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.4^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 3.4 / Impact : 6.4

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/trusteddomainproject/OpenDKIM/issues/113	Exploit Patch Third Party Advisory
https://github.com/trusteddomainproject/OpenDKIM/issues/113	Exploit Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:opendkim:opendkim:*:*:*:*:*:*:*:*

History

21 Nov 2024, 05:28

Type	Values Removed	Values Added
References	~~() https://github.com/trusteddomainproject/OpenDKIM/issues/113 - Exploit, Patch, Third Party Advisory~~	() https://github.com/trusteddomainproject/OpenDKIM/issues/113 - Exploit, Patch, Third Party Advisory

Information

Published : 2020-12-28 20:15

Updated : 2024-11-21 05:28

NVD link : CVE-2020-35766

Mitre link : CVE-2020-35766

CVE.ORG link : CVE-2020-35766

JSON object : View

Products Affected

opendkim

opendkim

CWE

CWE-59

Improper Link Resolution Before File Access ('Link Following')

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