Auth bypass in IBM Aix
CVE-2020-4494
IBM Spectrum Protect Client 8.1.7.0 through 8.1.9.1 (Linux and Windows), 8.1.9.0 trough 8.1.9.1 (AIX) and IBM Spectrum Protect for Space Management 8.1.7.0 through 8.1.9.1 (Linux), 8.1.9.0 through 8.1.9.1 (AIX) web user interfaces could allow an attacker to bypass authentication due to improper session validation which can result in access to unauthorized resources. IBM X-Force ID: 182019.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.022 (82.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000
Affected products
- IBM Aix
- IBM Spectrum Protect Client
- IBM Spectrum Protect Client (Aix) — versions 8.1.9.0, 8.1.9.1
- IBM Spectrum Protect Client (Linux And Windows) — versions 8.1.7.0, 8.1.9.1
- IBM Spectrum Protect For Space Management
- IBM Spectrum Protect For Space Management (Aix) — versions 8.1.9.0, 8.1.9.1
- IBM Spectrum Protect For Space Management (Linux) — versions 8.1.7.0, 8.1.9.1
- Linux Kernel
- Microsoft Windows
Weakness classification (CWE)
References
- www.ibm.com/support/pages/node/6221448 (Vendor Advisory)
- exchange.xforce.ibmcloud.com/vulnerabilities/182019 (VDB Entry, vdb-entry, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-4494?
- CVE-2020-4494 is a high-severity vulnerability in IBM Aix, classified under Improper Authentication. CVSS score: 7.5/10. Published 2020-06-15.
- How severe is CVE-2020-4494?
- High severity. CVSS v3 base score is 7.5 out of 10.