RCE in Omniauth-Weibo-Oauth2 Project
CVE-2019-17268
The omniauth-weibo-oauth2 gem 0.4.6 for Ruby, as distributed on RubyGems.org, included a code-execution backdoor inserted by a third party. Versions through 0.4.5, and 0.5.1 and later, are unaffected.
Vulnerability class: RCE (Remote Code Execution)
EPSS: 0.024 (82.6th percentile) — read the EPSS interpretation.
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.
Affected products
- Omniauth-weibo-oauth2_project Omniauth-weibo-oauth2 — versions 0.4.6
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-17268?
- CVE-2019-17268 is a critical-severity vulnerability in Omniauth-Weibo-Oauth2 Project, classified under Code Injection. CVSS score: 9.8/10. Published 2020-02-07.
- How severe is CVE-2019-17268?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2019-17268 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.