Stack-based buffer overflow in the pcre32_copy_substring function in pcre_get.c in libpcre1 in PCRE 8.40 allows remote attackers to cause a denial of service (WRITE of size 268) or possibly have unspecified other impact via a crafted file.
総合評価: CVE-2017-7246 は中リスク(48.6/100)。CVSS 深刻度は高。悪用される可能性が高い(EPSS 0.27%、50 パーセンタイル) 推奨対応: 影響資産を整理し、修補計画に組み込んでください。
リスクは変動します。再評価に基づき、本ページの表示内容を更新しています。
EPSS は日次で悪用されやすさの相対度合いを推定します。パーセンタイルは採点済み CVE の中での相対位置(高いほど相対的に深刻)を示します。
| # | 日付 | 旧 EPSS スコア | 新 EPSS スコア | Δ(新 − 旧) |
|---|---|---|---|---|
| 1 | 2026-05-28 | 0.56% | 0.27% | -0.29% |
| 2 | 2026-04-13 | 0.36% | 0.56% | +0.20% |
| 3 | 2026-03-17 | — | 0.36% | — |
EPSS の全履歴 (全 18 件)
この CVE の CVSS 指標。
| ベーススコア | バージョン | 深刻度 | ベクトル | 悪用しやすさ | 影響 | スコアの出典 |
|---|---|---|---|---|---|---|
| 7.8 | 3.0 | HIGH |
|
1.8 | 5.9 | [email protected] |
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
unimportant | CVE-2017-7246 unimportant priority: Debian including 1 source packages (pcre3), 2 status rows across 2 suites (bookworm, bullseye): open 2. | https://security-tracker.debian.org/tracker/CVE-2017-7246 |
gentoo
|
normal | CVE-2017-7246: 1 GLSA(s) (201710-25), 1 atom(s) (dev-libs/libpcre); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2017-7246 |
redhat
|
low | — | https://access.redhat.com/security/cve/CVE-2017-7246 |
suse
|
low | CVE-2017-7246 severity low: SUSE including 65 source package names (24.324:libpcre1-8.45-8.7.1, 26.374:libpcre1-8.45-8.7.1, …), 502 product×package rows across 109 product lines (Container suse/ltss/sle12.5/sles12sp5, Container suse/sles12sp3, … (109 product lines)): Fixed 271, Known Not Affected 231. | https://www.suse.com/security/cve/CVE-2017-7246/ |
ubuntu
|
negligible | CVE-2017-7246 negligible priority: Ubuntu including 1 source packages (pcre3), 12 status rows across 12 suites (artful, bionic, cosmic, disco, eoan, focal, precise, trusty, upstream, xenial, yakkety, zesty): ignored 6, not-affected 5, needs-triage 1. | https://ubuntu.com/security/CVE-2017-7246 |
| URL | タグ |
|---|---|
| http://www.securityfocus.com/bid/97067 | Third Party Advisory VDB Entry |
| https://access.redhat.com/errata/RHSA-2018:2486 | |
| https://blogs.gentoo.org/ago/2017/03/20/libpcre-two-stack-based-buffer-overflow-write-in-pcre32_copy_substring-pcre_get-c/ | Third Party Advisory VDB Entry |
| https://security.gentoo.org/glsa/201710-25 |