CVE-2021-38376: open-xchange ox_app_suite Improper Authentication
CVSS: 5.3v3.1MediumModified
Published 22-11-2021Last modified 04-08-2024
Vulnerability summary
CVE-2021-38376 is a medium (CVSS 5.3) Improper Authentication vulnerability in open-xchange ox_app_suite. EPSS estimates a 1.49% chance of exploitation in the next 30 days, higher than 73.8% of scored vulnerabilities. 2 public exploits are recorded.
CVSS score
5.3/10
010
Medium · v3.1 (NVD)EPSS score
1.49%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits2reference
Timeline
- 22-11-2021PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
OX App Suite through 7.10.5 has Incorrect Access Control for retrieval of session information via the rampup action of the login API call.
CVSS metrics
2 scores · 1 source · 2 versionsMedium 5.3Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:NSourcesSingle source
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:N/A:NSourcesSingle source
EPSS trend
Probability
1.49%
Chance of exploitation in the next 30 days
Percentile
74%
Versus all other CVEs
30-day change
0.00 pp
From 1.49% on 21-09-2026
21-09-202621-10-2026
EPSS score1.49%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
2 foundExploit Reference (seclists.org)
Maturity: unknown
Exploit Reference (packetstormsecurity.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Open-xchange1 product
- ox_app_suite≤ 7.10.5
1 vendor · 1 product