Vulnerability Details : CVE-2020-8020
A Improper Neutralization of Input During Web Page Generation vulnerability in open-build-service allows remote attackers to store arbitrary JS code to cause XSS. This issue affects: openSUSE open-build-service versions prior to 7cc32c8e2ff7290698e101d9a80a9dc29a5500fb.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2020-8020
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:opensuse:open_build_service:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-8020
0.22%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 42 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-8020
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |
3.9
|
2.5
|
SUSE | |
|
6.1
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST |
CWE ids for CVE-2020-8020
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by:
- meissner@suse.de (Primary)
- nvd@nist.gov (Secondary)
References for CVE-2020-8020
-
https://bugzilla.suse.com/show_bug.cgi?id=1171439
Bug 1171439 – VUL-0: CVE-2020-8020: obs-server: persistent XSS in markdown parserIssue Tracking;Vendor Advisory
-
https://lists.debian.org/debian-lts-announce/2021/02/msg00006.html
[SECURITY] [DLA 2545-1] open-build-service security updateMailing List;Third Party Advisory
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