CVE-2020-10857
CRITICALCVSS 9.8/10EPSS 3.04%
Last modified
CVE-2020-10857 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Zulip Desktop before 5.0.0 improperly uses shell.openExternal and shell.openItem with untrusted content, leading to remote code execution.. EPSS estimates a 3.04% chance of exploitation in the next 30 days.
Description
Zulip Desktop before 5.0.0 improperly uses shell.openExternal and shell.openItem with untrusted content, leading to remote code execution.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Zulip | Zulip Desktop | < 5.0.0 |
References
- https://blog.zulip.com/2020/04/01/zulip-desktop-5-0-0-security-release/Release Notes, Vendor Advisory
- https://blog.zulip.com/2020/04/01/zulip-desktop-5-0-0-security-release/Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-10857?
Zulip Desktop before 5.0.0 improperly uses shell.openExternal and shell.openItem with untrusted content, leading to remote code execution.
How severe is CVE-2020-10857?
CVE-2020-10857 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.04% probability of exploitation in the next 30 days.
How do I fix CVE-2020-10857?
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-2020-10857?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST