Deserialization in Smartbear Collaborator
CVE-2020-26118
In SmartBear Collaborator Server through 13.3.13302, use of the Google Web Toolkit (GWT) API introduces a post-authentication Java deserialization vulnerability. The application's UpdateMemento class accepts a serialized Java object directly from the user without properly sanitizing it. A malicious object can be submitted to the server via an authenticated attacker to execute commands on the underlying system.
Vulnerability class: Insecure Deserialization
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.038 (89.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 89.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.038 · newest: 0.038 · change: 0.000
Affected products
Weakness classification (CWE)
References
- support.smartbear.com/collaborator/docs/server/index.html (Product, Vendor Advisory)
- support.smartbear.com/collaborator/docs/general-info/version-history/ver-13/ver… (Release Notes, Vendor Advisory)
- support.smartbear.com/collaborator/docs/general-info/whats-new.html (Release Notes, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-26118?
- CVE-2020-26118 is a high-severity vulnerability in Smartbear Collaborator, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2021-01-11.
- How severe is CVE-2020-26118?
- High severity. CVSS v3 base score is 8.8 out of 10.