Vulnerability in Oracle Communications Cloud Native Core Policy
CVE-2021-33880
The aaugustin websockets library before 9.1 for Python has an Observable Timing Discrepancy on servers when HTTP Basic Authentication is enabled with basic_auth_protocol_factory(credentials=...). An attacker may be able to guess a password via a timing attack.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.023 (82.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000
Affected products
- Oracle Communications Cloud Native Core Policy — versions 1.14.0
- Oracle Communications Cloud Native Core Security Edge Protection Proxy — versions 1.5.0
- Oracle Communications Cloud Native Core Service Communication Proxy — versions 1.14.0
- Oracle Communications Cloud Native Core Unified Data Repository — versions 1.14.0
- Websockets Project
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/aaugustin/websockets/commit/547a26b685d08cac0aa64e5e65f7867ac0ea9bc0 (Patch, Third Party Advisory)
- www.oracle.com/security-alerts/cpujan2022.html (Patch, Third Party Advisory)
- www.oracle.com/security-alerts/cpuapr2022.html (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-33880?
- CVE-2021-33880 is a medium-severity vulnerability in Oracle Communications Cloud Native Core Policy, classified under Observable Discrepancy. CVSS score: 5.9/10. Published 2021-06-06.
- How severe is CVE-2021-33880?
- Medium severity. CVSS v3 base score is 5.9 out of 10.
- Is CVE-2021-33880 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.