CVE-2020-13938: apache software foundation apache http server Missing Authorization
CVSS: 5.5v3.1MediumModified
AliasesALPINE-CVE-2020-13938
Published 10-06-2021Last modified 04-08-2024
Vulnerability summary
CVE-2020-13938 is a medium (CVSS 5.5) Missing Authorization vulnerability in apache software foundation apache http server. EPSS estimates a 11.87% chance of exploitation in the next 30 days, higher than 96% of scored vulnerabilities.
CVSS score
5.5/10
010
Medium · v3.1 (NVD)EPSS score
11.87%
0%100%
Medium · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 10-06-2021PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
Apache HTTP Server versions 2.4.0 to 2.4.46 Unprivileged local users can stop httpd on Windows
CVSS metrics
3 scores · 2 sources · 2 versionsMedium 5.5Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HSourcesAll 2 agree
- OSV · AlpineEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Low 2.1Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
11.87%
Chance of exploitation in the next 30 days
Percentile
96%
Versus all other CVEs
30-day change
0.00 pp
From 11.87% on 18-09-2026
18-09-202618-10-2026
EPSS score11.87%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Alpine1 product
- apache2< 2.4.48-r0
Apache1 product
- http_server≥ 2.4.0, ≤ 2.4.46
Apache software foundation1 product
- apache http server2.4.46 | 2.4.43 | 2.4.41 | 2.4.39 | 2.4.38 | 2.4.37 | 2.4.35 | 2.4.34 | 2.4.33 | 2.4.29 | 2.4.28 | 2.4.27 | 2.4.26 | 2.4.25 | 2.4.23 | 2.4.20 | 2.4.18 | 2.4.17 | 2.4.16 | 2.4.12 | 2.4.10 | 2.4.9 | 2.4.7 | 2.4.6 | 2.4.4 | 2.4.3 | 2.4.2 | 2.4.1 | 2.4.0
Mcafee1 product
- epolicy_orchestrator< 5.10.0 | 5.10.0 | 5.10.0:update_1 | 5.10.0:update_10 | 5.10.0:update_11 | 5.10.0:update_12 | 5.10.0:update_2 | 5.10.0:update_3 | 5.10.0:update_4 | 5.10.0:update_5 | 5.10.0:update_6 | 5.10.0:update_7 | 5.10.0:update_8 | 5.10.0:update_9
Netapp1 product
5 vendors · 5 products