Vulnerability Details : CVE-2020-10870
Zim through 0.72.1 creates temporary directories with predictable names. A malicious user could predict and create Zim's temporary directories and prevent other users from being able to start Zim, resulting in a denial of service.
Vulnerability category: Denial of service
Products affected by CVE-2020-10870
- cpe:2.3:a:zim-wiki:zim:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-10870
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 14 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-10870
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:N/I:N/A:P |
3.9
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
MITRE | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2020-10870
-
The product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-10870
-
https://github.com/zim-desktop-wiki/zim-desktop-wiki/issues/1028
Predictable /tmp/zim-USER directory allows for denial of service · Issue #1028 · zim-desktop-wiki/zim-desktop-wiki · GitHubThird Party Advisory
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