CVE-2021-39497
CRITICALCVSS 9.8/10EPSS 2.28%
Last modified
CVE-2021-39497 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. eyoucms 1.5.4 lacks sanitization of input data, allowing an attacker to inject a url to trigger blind SSRF via the saveRemote() function.. EPSS estimates a 2.28% chance of exploitation in the next 30 days.
Description
eyoucms 1.5.4 lacks sanitization of input data, allowing an attacker to inject a url to trigger blind SSRF via the saveRemote() function.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Eyoucms | Eyoucms | 1.5.4 |
References
- http://hptcybersec.com/ssrf_PoC.jpgBroken Link
- https://github.com/KietNA-HPT/CVEExploit, Third Party Advisory
- https://github.com/eyoucms/eyoucms/releases/tag/v1.5.4Third Party Advisory
- http://hptcybersec.com/ssrf_PoC.jpgBroken Link
- https://github.com/KietNA-HPT/CVEExploit, Third Party Advisory
- https://github.com/eyoucms/eyoucms/releases/tag/v1.5.4Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-39497?
eyoucms 1.5.4 lacks sanitization of input data, allowing an attacker to inject a url to trigger blind SSRF via the saveRemote() function.
How severe is CVE-2021-39497?
CVE-2021-39497 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.28% probability of exploitation in the next 30 days.
How do I fix CVE-2021-39497?
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-2021-39497?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST