RCE in Gerapy
CVE-2021-43857
Gerapy is a distributed crawler management framework. Gerapy prior to version 0.9.8 is vulnerable to remote code execution, and this issue is patched in version 0.9.8.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.556 (99.0th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.553 · newest: 0.556 · change: +0.003
Affected products
- Gerapy — versions < 0.9.8
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/Gerapy/Gerapy/issues/219 (Third Party Advisory, Issue Tracking)
- github.com/Gerapy/Gerapy/security/advisories/GHSA-9w7f-m4j4-j3xw (Third Party Advisory)
- github.com/Gerapy/Gerapy/commit/49bcb19be5e0320e7e1535f34fe00f16a3cf3b28 (Patch, Third Party Advisory)
- packetstormsecurity.com/files/165459/Gerapy-0.9.7-Remote-Code-Execution.html (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-43857?
- CVE-2021-43857 is a critical-severity vulnerability in Gerapy, classified under OS Command Injection. CVSS score: 9.8/10. Published 2021-12-27.
- How severe is CVE-2021-43857?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-43857 known to be exploited?
- 27 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.