CVE-2020-2883KEV ยท OVERDUE

Oracle WebLogic Server Unspecified Vulnerability

Critical ยท published April 15, 2020

Patch now

Confirmed exploited, and the score agrees

CVSS calls it critical at 9.8. It is confirmed in active exploitation. It sits in the 99.9th percentile for exploit probability.

633
days past CISA
deadline
CVSS v3.0
9.8
EPSS
95%
Percentile
99.9
In the wild
Confirmed
What it is

๐Ÿšจ An unauthenticated attacker can easily take over Oracle WebLogic Server with just network access via IIOP or T3! ๐Ÿ”ฅ Think of Oracle WebLogic Server like a VIP concert venue where the bouncer (security) is supposed to check IDs at the door. If the bouncer is asleep (or nonexistent), anyone can just walk in and take control of the stage. ๐ŸŽค This vulnerability is absolutely devastating! If exploited, attackers can gain full control, potentially compromising sensitive data and disrupting services entirely. Imagine an intruder seizing the mic and completely changing the concert's setlist โ€” chaos ensues! ๐ŸŽถ

Put simply

Think of Oracle WebLogic Server like a VIP concert venue where the bouncer (security) is supposed to check IDs at the door. If the bouncer is asleep (or nonexistent), anyone can just walk in and take control of the stage. ๐ŸŽค This flaw in Oracle WebLogic Server allows unauthenticated attackers to exploit the server through network protocols, leading to a complete takeover. It's like leaving the back door of the venue wide open and letting anyone stroll in without a ticket.

What to do

This vulnerability is absolutely devastating! If exploited, attackers can gain full control, potentially compromising sensitive data and disrupting services entirely. Imagine an intruder seizing the mic and completely changing the concert's setlist โ€” chaos ensues! ๐ŸŽถ Immediate action is crucial! Ensure you patch the affected versions: 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, and 12.2.1.4.0. Additionally, consider restricting network access to the server until you've verified that all vulnerabilities are addressed. ๐Ÿ›ก๏ธ You've got this! Stay vigilant and patch up to keep your digital venue safe and sound! ๐ŸŽ‰

The record
Technical detail
CVSS v3.0
9.8 ยท CRITICAL
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.94582 ยท 99.9th percentile
Published
2020-04-15T13:29Z
KEV added
2025-01-07 ยท due 2025-01-28
EPSS history
Timeline
  • 07 JAN 00:00Z
    Added to CISA KEV โ€” remediate by Jan 28
    kev
  • 15 APR 13:29Z
    Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core)
    cvelistv5