CVE-2012-2126
medium
CVSS v3
—
CVSS v4 NEW
—
VIR risk
4.3
Description
RubyGems before 1.8.23 does not verify an SSL certificate, which allows remote attackers to modify a gem during installation via a man-in-the-middle attack.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 1.8.24-1 |
| sid | Fixed | 1.8.24-1 |
| forky | Fixed | 1.8.24-1 |
| bullseye | Fixed | 1.8.24-1 |
| bookworm | Fixed | 1.8.24-1 |
Ubuntu Fixed 1 release
| Version | Status | Fixed in |
|---|---|---|
| 12.04 | Not affected | — |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| RubyGems | rubygems-update | <>= 1.8.23 | >= 1.8.23 |
| RubyGems | rubygems-update | <1.8.23 | 1.8.23 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| rubygems | rubygems | {"endIncluding":"1.8.22"} | |
| rubygems | rubygems | 1.8.0 | |
| rubygems | rubygems | 1.8.1 | |
| rubygems | rubygems | 1.8.2 | |
| rubygems | rubygems | 1.8.3 | |
| rubygems | rubygems | 1.8.4 | |
| rubygems | rubygems | 1.8.5 | |
| rubygems | rubygems | 1.8.6 | |
| rubygems | rubygems | 1.8.7 | |
| rubygems | rubygems | 1.8.8 | |
| rubygems | rubygems | 1.8.9 | |
| rubygems | rubygems | 1.8.10 | |
| rubygems | rubygems | 1.8.11 | |
| rubygems | rubygems | 1.8.12 | |
| rubygems | rubygems | 1.8.13 | |
| rubygems | rubygems | 1.8.14 | |
| rubygems | rubygems | 1.8.15 | |
| rubygems | rubygems | 1.8.16 | |
| rubygems | rubygems | 1.8.17 | |
| rubygems | rubygems | 1.8.18 | |
| rubygems | rubygems | 1.8.19 | |
| rubygems | rubygems | 1.8.20 | |
| rubygems | rubygems | 1.8.21 | |
| redhat | openshift | 1.2.2 | |
References
- https://nvd.nist.gov/vuln/detail/CVE-2012-2126
- http://rhn.redhat.com/errata/RHSA-2013-1203.html
- http://rhn.redhat.com/errata/RHSA-2013-1441.html
- http://rhn.redhat.com/errata/RHSA-2013-1852.html
- http://secunia.com/advisories/55381
- http://www.openwall.com/lists/oss-security/2012/04/20/24
- http://www.ubuntu.com/usn/USN-1582-1/
- https://bugzilla.redhat.com/show_bug.cgi?id=814718
- https://github.com/rubygems/rubygems/blob/1.8/History.txt
- https://github.com/rubygems/rubygems/commit/d4c7eafb8efe1e13a7abf5be5a5b4548870b15b7
- https://github.com/rubygems/rubygems
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rubygems-update/CVE-2012-2126.yml
- http://www.ubuntu.com/usn/USN-1582-1
- https://security-tracker.debian.org/tracker/CVE-2012-2126
CWEs
CWE-310
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.