IBM WebSphere Application Server and Server Hypervisor Edition Code Injection.

Serialized-object interfaces in certain IBM analytics, business solutions, cognitive, IT infrastructure, and mobile and social products allow remote attackers to execute arbitrary commands via a crafted serialized Java object, related to…

CheckOps priority index

9.3/10 Patch within 24 h

Severity9.8

Probability9.8

Exploitation4/5

Severity = CVSS. Probability = EPSS (FIRST). Exploitation = public signals: KEV, EUVD, ransomware, EPSS above 10 %, no account required.

EPSS · today 97.8% higher than 99.9% of CVEs

CVSS 3.1 9.8 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:

Exploited for 1,758 days 10 Jan 2022

CISA due date 10 Jul 2022 for US federal agencies

Exploitation probability EPSS · FIRST

EPSS probability (%)Percentile among all CVEs

Exploitation signals 4 / 5

KEV catalog (CISA)10 Jan 2022
Exploited in EUVD (ENISA)10 Jan 2022
Used by ransomwareno
EPSS above 10 %97.8%
No account, over the networkyes

What to do

Fix

Apply the vendor’s fix as soon as it is available.

CISA guidance: Apply updates per vendor instructions.

Meanwhile

Take the service off the internet or restrict access to it, watch the logs and look for signs of compromise.

Manufacturers (CRA)

Exploited vulnerability in your product: early warning to ENISA within 24 h, then notification within 72 h (Article 14 of the Cyber Resilience Act). The CRA explained

Description ENISA EUVD

Affected products

WebSphere Application Server and Server Hypervisor Edition

Weaknesses (CWE)

CWE-94

Open source packages OSV

Affected libraries according to OSV, with fixed versions.

Timeline

02 Jan 2016
Published
10 Jan 2022
Exploitation reported (ENISA)
10 Jan 2022
Added to the KEV catalog
10 Jul 2022
CISA remediation due date
26 Sept 2026
EPSS peak: 97.8%

References

Other exploited vulnerabilities from the same vendor

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CVE-2022-47986IBM Aspera Faspex Code Execution Vulnerability
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CVE-2013-3993IBM InfoSphere BigInsights Invalid Input Vulnerability
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CVE-2020-4430IBM Data Risk Manager Directory Traversal Vulnerability
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CVE-2020-4428IBM Data Risk Manager Remote Code Execution Vulnerability
7.3 · Background exploitation
CVE-2020-4427IBM Data Risk Manager Security Bypass Vulnerability
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