Vulnerability Description
Exim 4 before 4.94.2 allows Out-of-bounds Write because the main function, while setuid root, copies the current working directory pathname into a buffer that is too small (on some common platforms).
CVSS Score
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Exim | Exim | >= 4.00, < 4.94.2 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2021/07/22/7Mailing ListThird Party Advisory
- https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28010-SLCWD.txVendor Advisory
- http://www.openwall.com/lists/oss-security/2021/07/22/7Mailing ListThird Party Advisory
- https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28010-SLCWD.txVendor Advisory
FAQ
What is CVE-2020-28010?
CVE-2020-28010 is a vulnerability with a CVSS score of 7.8 (HIGH). Exim 4 before 4.94.2 allows Out-of-bounds Write because the main function, while setuid root, copies the current working directory pathname into a buffer that is too small (on some common platforms).
How severe is CVE-2020-28010?
CVE-2020-28010 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-28010?
Check the references section above for vendor advisories and patch information. Affected products include: Exim Exim.