7.5high
CVE-2019-8322
RubyGems Escape sequence injection vulnerability in gem owner
Also known as GHSA-mh37-8c3g-3fgc
Published 7 y ago · modified 4 mo ago · JSON
CVSS
7.5
v3.1 · NVD
CISA KEV
No
not known exploited
EPSS
3.3%
percentile 89%
Public exploits
0
none known
Summary
An issue was discovered in RubyGems 2.6 and later through 3.0.2. The gem owner command outputs the contents of the API response directly to stdout. Therefore, if the response is crafted, escape sequence injection may occur.
Exploit prediction (EPSS)
3.28% probability of exploitation in the next 30 days, higher than 89% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:P/A:N |
| GitHub | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| rubygems | rubygems-update | >=2.6.0, <2.7.9 >=3.0.0, <3.0.2 | 2.7.9 3.0.2 |
Classification
- Weakness
- CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component
References
- hackerone.com /reports/315087 · x_refsource_MISC, x_transferred
- lists.opensuse.org /opensuse-security-announce/2019-07/msg00036.html · vendor-advisory, x_refsource_SUSE, x_transferred
- lists.debian.org /debian-lts-announce/2020/08/msg00027.html · mailing-list, x_refsource_MLIST, x_transferred
- nvd.nist.gov /vuln/detail/CVE-2019-8322 · advisory
- blog.rubygems.org /2019/03/05/security-advisories-2019-03.html · web
- github.com /rubysec/ruby-advisory-db/blob/master/gems/rubygems-update/CVE-2019-8322.yml · web
Sources
- CVE List: CVE-2019-8322
- GitHub Advisory: GHSA-mh37-8c3g-3fgc
- NVD: CVE-2019-8322
vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.