Vulnerability Details : CVE-2020-3812
qmail-verify as used in netqmail 1.06 is prone to an information disclosure vulnerability. A local attacker can test for the existence of files and directories anywhere in the filesystem because qmail-verify runs as root and tests for the existence of files in the attacker's home directory, without dropping its privileges first.
Vulnerability category: Information leak
Products affected by CVE-2020-3812
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
- cpe:2.3:a:netqmail:netqmail:1.06:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-3812
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-3812
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
2.1
|
LOW | AV:L/AC:L/Au:N/C:P/I:N/A:N |
3.9
|
2.9
|
NIST | |
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2020-3812
-
The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-3812
-
https://www.openwall.com/lists/oss-security/2020/05/19/8
oss-security - Remote Code Execution in qmail (CVE-2005-1513)Exploit;Mailing List;Patch;Third Party Advisory
-
https://bugs.debian.org/961060
#961060 - qmail-verify: CVE-2020-3811 CVE-2020-3812 - Debian Bug report logsIssue Tracking;Third Party Advisory
-
https://www.debian.org/security/2020/dsa-4692
Debian -- Security Information -- DSA-4692-1 netqmailThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2020/06/msg00002.html
[SECURITY] [DLA 2234-1] netqmail security updateMailing List;Third Party Advisory
-
https://usn.ubuntu.com/4556-1/
USN-4556-1: netqmail vulnerabilities | Ubuntu security notices | UbuntuThird Party Advisory
Jump to