Deserialization in Hackerone Rubygems
CVE-2017-0903
RubyGems versions between 2.0.0 and 2.6.13 are vulnerable to a possible remote code execution vulnerability. YAML deserialization of gem specifications can bypass class white lists. Specially crafted serialized objects can possibly be used…
Vulnerability class: Insecure Deserialization
EPSS: 0.055 (90.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Hackerone Rubygems — versions Versions >= 2.0.0
- Rubygems — versions 2.0.0, 2.0.1, 2.0.2
- Canonical Ubuntu_linux — versions 14.04, 16.04, 17.10
- Debian Debian_linux — versions 8.0, 9.0
- Redhat Enterprise_linux_desktop — versions 7.0
- Redhat Enterprise_linux_server — versions 7.0
- Redhat Enterprise_linux_server_aus — versions 7.4, 7.6
- Redhat Enterprise_linux_server_eus — versions 7.4, 7.5, 7.6
- Redhat Enterprise_linux_server_tus — versions 7.4, 7.6
- Redhat Enterprise_linux_workstation — versions 7.0
Weakness classification (CWE)
References
- support@hackerone.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- support@hackerone.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- support@hackerone.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- support@hackerone.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- support@hackerone.com (Third Party Advisory, x_refsource_MISC)
- support@hackerone.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- support@hackerone.com (Patch, Third Party Advisory, x_refsource_MISC)
- support@hackerone.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- support@hackerone.com (x_refsource_MISC, Vendor Advisory)
- support@hackerone.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-0903?
- CVE-2017-0903 is a critical-severity vulnerability in Hackerone Rubygems, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2017-10-11.
- How severe is CVE-2017-0903?
- Critical severity. CVSS v3 base score is 9.8 out of 10.