VulnerabilityModified
CVE-2017-0910
In Zulip Server before 1.7.1, on a server with multiple realms, a vulnerability in the invitation system lets an authorized user of one realm on the server create a user account on any other realm.
HIGH 8.8EPSS 1.09%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.09%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In Zulip Server before 1.7.1, on a server with multiple realms, a vulnerability in the invitation system lets an authorized user of one realm on the server create a user account on any other realm.
- CVSS 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.09% probability · 63th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-863, CWE-287
- Affected
- zulip/zulip server
- Source
- support@hackerone.com
References
- http://blog.zulip.org/2017/11/23/zulip-1-7-1-released/Vendor Advisory
- https://github.com/zulip/zulip/commit/960d736e55cbb9386a68e4ee45f80581fd2a4e32Patch, Third Party Advisory
- http://blog.zulip.org/2017/11/23/zulip-1-7-1-released/Vendor Advisory
- https://github.com/zulip/zulip/commit/960d736e55cbb9386a68e4ee45f80581fd2a4e32Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.