CVE-2021-30137
HIGHCVSS 8.2/10EPSS 0.79%
Last modified
CVE-2021-30137 is a high-severity vulnerability rated 8.2/10 on the CVSS scale. Assyst 10 SP7.5 has authenticated XXE leading to SSRF via XML unmarshalling. The application allows users to send JSON or XML data to the server. EPSS estimates a 0.79% chance of exploitation in the next 30 days.
Description
Assyst 10 SP7.5 has authenticated XXE leading to SSRF via XML unmarshalling. The application allows users to send JSON or XML data to the server. It was possible to inject malicious XML data through several access points.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Axiossystems | Assyst | 10 | Sp7.5 |
References
- https://github.com/post-cyberlabs/CVE-Advisory/blob/main/CVE-2021-30137.pdfExploit, Third Party Advisory
- https://github.com/post-cyberlabs/CVE-Advisory/blob/main/CVE-2021-30137.pdfExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-30137?
Assyst 10 SP7.5 has authenticated XXE leading to SSRF via XML unmarshalling. The application allows users to send JSON or XML data to the server. It was possible to inject malicious XML data through several access points.
How severe is CVE-2021-30137?
CVE-2021-30137 has a CVSS score of 8.2/10 (HIGH severity). The EPSS model estimates a 0.79% probability of exploitation in the next 30 days.
How do I fix CVE-2021-30137?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-30137?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST