CVEvulnerability
CVE-2020-35766
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2020-12-28
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 4.4 MEDIUM — AV:L/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-59
Description
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.
Affected configurations
• opendkim opendkim (<= 2.10.3)
Related
Weakness · CWE (1)
- CWE-59 Improper Link Resolution Before File Access weakness
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