CVE-2016-2337
9.8
CRITICAL · CVSS 3.0 · EPSS 6.2% (pctl 93)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
Type confusion exists in _cancel_eval Ruby's TclTkIp class method. Attacker passing different type of object than String as "retval" argument can cause arbitrary code execution.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 6.15% — more likely to be exploited than 93% of all CVEs |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2017-01-06 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| ruby-lang | ruby |
References
- http://www.securityfocus.com/bid/91233
- http://www.talosintelligence.com/reports/TALOS-2016-0031/
- https://lists.debian.org/debian-lts-announce/2018/08/msg00028.html
- https://security.gentoo.org/glsa/201710-18
- http://www.securityfocus.com/bid/91233
- http://www.talosintelligence.com/reports/TALOS-2016-0031/
- https://lists.debian.org/debian-lts-announce/2018/08/msg00028.html
- https://security.gentoo.org/glsa/201710-18
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