Ruby before 2.4.2, 2.3.5, and 2.2.8 is vulnerable to a malicious format string which contains a precious specifier (*) with a huge minus value. Such situation can lead to a buffer overrun, resulting in a heap memory corruption or an information disclosure from the heap.
結論預警: CVE-2017-0898 綜合評估為高可利用風險(89.6/100):CVSS 技術影響為嚴重級,利用機率偏高(EPSS 9.72%,百分位 95%) 核心證據: 已收錄 2 筆公開利用參考(Exploit-DB)。 近一日 EPSS 上升 +8.32%,被利用關注度持續升高。 強制指令: 存在公開利用—請盤點暴露面、落實緩解措施並優先修補。
風險隨態勢動態變化;本站持續評估並同步更新本頁展示內容。
| EDB-ID | 來源 | 類型 | 公開時間 | 連結 |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS 日更估計相對被利用可能性;百分位表示該 CVE 在已評分漏洞中的相對排名(越高表示相對更嚴重)。
| # | 日期 | 舊 EPSS 分數 | 新 EPSS 分數 | 變化(新 − 舊) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 1.40% | 9.72% | +8.32% |
| 2 | 2026-06-01 | 1.04% | 1.40% | +0.35% |
| 3 | 2026-05-31 | — | 1.04% | — |
完整 EPSS 歷史 (共 58 筆)
該 CVE 的 CVSS 指標。
| 底座分 | 版本 | 嚴重度 | 向量 | 可利用性 | 影響 | 分數來源 |
|---|---|---|---|---|---|---|
| 9.1 | 3.0 | CRITICAL |
|
3.9 | 5.2 | [email protected] |
| 6.4 | 2.0 | MEDIUM |
|
10.0 | 4.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
— | CVE-2017-0898: 1 source package rows (ruby); 10 state rows across 10 repos (3.10-main, 3.11-main, 3.12-main, 3.17-main, 3.18-main, 3.19-main, 3.20-main, 3.21-main, 3.22-main, edge-main); fixed 10, open 0. | https://security.alpinelinux.org/vuln/CVE-2017-0898 |
gentoo
|
normal | CVE-2017-0898: 1 GLSA(s) (201710-18), 1 atom(s) (dev-lang/ruby); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2017-0898 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2017-0898 |
suse
|
medium | CVE-2017-0898 severity moderate: SUSE including 24 source package names (libruby2_1-2_1-2.1.9-19.3.2, ruby, …), 177 product×package rows across 67 product lines (HPE Helion OpenStack 8, Image SLES12-SP5-Azure-BYOS, … (67 product lines)): Fixed 140, Known Not Affected 32, Will Not Fix 5. | https://www.suse.com/security/cve/CVE-2017-0898/ |
ubuntu
|
medium | CVE-2017-0898 medium priority: Ubuntu including 3 source packages (ruby1.9.1, ruby2.0, ruby2.3), 18 status rows across 6 suites (artful, bionic, trusty, upstream, xenial, zesty): DNE 10, released 5, needs-triage 2, ignored 1. | https://ubuntu.com/security/CVE-2017-0898 |
| 廠商 | 產品 | 版本 | 原始 CPE |
|---|---|---|---|
| ruby-lang | ruby | 2.2.0 | cpe:2.3:a:ruby-lang:ruby:2.2.0:*:*:*:*:*:*:* |
| ruby-lang | ruby | 2.2.1 | cpe:2.3:a:ruby-lang:ruby:2.2.1:*:*:*:*:*:*:* |
| ruby-lang | ruby | 2.2.2 | cpe:2.3:a:ruby-lang:ruby:2.2.2:*:*:*:*:*:*:* |
| ruby-lang | ruby | 2.2.3 | cpe:2.3:a:ruby-lang:ruby:2.2.3:*:*:*:*:*:*:* |
| ruby-lang | ruby | 2.2.4 | cpe:2.3:a:ruby-lang:ruby:2.2.4:*:*:*:*:*:*:* |
| ruby-lang | ruby | 2.2.5 | cpe:2.3:a:ruby-lang:ruby:2.2.5:*:*:*:*:*:*:* |
| ruby-lang | ruby | 2.2.6 | cpe:2.3:a:ruby-lang:ruby:2.2.6:*:*:*:*:*:*:* |
| ruby-lang | ruby | 2.2.7 | cpe:2.3:a:ruby-lang:ruby:2.2.7:*:*:*:*:*:*:* |
| ruby-lang | ruby | 2.3.0 | cpe:2.3:a:ruby-lang:ruby:2.3.0:*:*:*:*:*:*:* |
| ruby-lang | ruby | 2.3.1 | cpe:2.3:a:ruby-lang:ruby:2.3.1:*:*:*:*:*:*:* |
| ruby-lang | ruby | 2.3.2 | cpe:2.3:a:ruby-lang:ruby:2.3.2:*:*:*:*:*:*:* |
| ruby-lang | ruby | 2.3.3 | cpe:2.3:a:ruby-lang:ruby:2.3.3:*:*:*:*:*:*:* |
| ruby-lang | ruby | 2.3.4 | cpe:2.3:a:ruby-lang:ruby:2.3.4:*:*:*:*:*:*:* |
| ruby-lang | ruby | 2.4.0 | cpe:2.3:a:ruby-lang:ruby:2.4.0:*:*:*:*:*:*:* |
| ruby-lang | ruby | 2.4.1 | cpe:2.3:a:ruby-lang:ruby:2.4.1:*:*:*:*:*:*:* |
| URL | 標籤 |
|---|---|
| http://www.securityfocus.com/bid/100862 | Third Party Advisory VDB Entry |
| http://www.securitytracker.com/id/1039363 | Third Party Advisory VDB Entry |
| https://access.redhat.com/errata/RHSA-2017:3485 | |
| https://access.redhat.com/errata/RHSA-2018:0378 | |
| https://access.redhat.com/errata/RHSA-2018:0583 | |
| https://access.redhat.com/errata/RHSA-2018:0585 | |
| https://github.com/mruby/mruby/issues/3722 | Exploit Third Party Advisory |
| https://hackerone.com/reports/212241 | Exploit Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html | |
| https://security.gentoo.org/glsa/201710-18 | |
| https://usn.ubuntu.com/3685-1/ | |
| https://www.debian.org/security/2017/dsa-4031 | |
| https://www.ruby-lang.org/en/news/2017/09/14/sprintf-buffer-underrun-cve-2017-0898/ | Vendor Advisory |