vbf_stp_error in bin/varnishd/cache/cache_fetch.c in Varnish HTTP Cache 4.1.x before 4.1.9 and 5.x before 5.2.1 allows remote attackers to obtain sensitive information from process memory because a VFP_GetStorage buffer is larger than intended in certain circumstances involving -sfile Stevedore transient objects.
総合評価: CVE-2017-8807 は中リスク(63.9/100)。CVSS 深刻度は重大。悪用される可能性が高い(EPSS 1.31%、80 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 | 2026-04-11 | 1.75% | 1.31% | -0.44% |
| 2 | 2025-11-21 | 2.64% | 1.75% | -0.90% |
| 3 | 2025-11-18 | — | 2.64% | — |
EPSS の全履歴 (全 15 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 |
|---|---|---|---|---|---|---|
| 9.1 | 3.1 | CRITICAL |
|
3.9 | 5.2 | [email protected] |
| 6.4 | 2.0 | MEDIUM |
|
10.0 | 4.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
— | CVE-2017-8807: 1 source package rows (varnish); 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-2017-8807 |
debian
|
not yet assigned | CVE-2017-8807 not yet assigned priority: Debian including 1 source packages (varnish), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2017-8807 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2017-8807 |
ubuntu
|
low | CVE-2017-8807 low priority: Ubuntu including 1 source packages (varnish), 14 status rows across 14 suites (artful, bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, trusty, upstream, xenial, zesty): not-affected 10, ignored 2, released 2. | https://ubuntu.com/security/CVE-2017-8807 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| varnish-cache | varnish | >= 4.1.0, < 4.1.9 | cpe:2.3:a:varnish-cache:varnish:*:*:*:*:*:*:*:* |
| varnish_cache_project | varnish_cache | >= 5.0.0, < 5.2.1 | cpe:2.3:a:varnish_cache_project:varnish_cache:*:*:*:*:*:*:*:* |
| debian | debian_linux | 9.0 | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
| URL | タグ |
|---|---|
| http://varnish-cache.org/security/VSV00002.html | Patch Vendor Advisory |
| http://www.securityfocus.com/bid/101886 | Third Party Advisory VDB Entry |
| https://bugs.debian.org/881808 | Issue Tracking Third Party Advisory |
| https://github.com/varnishcache/varnish-cache/commit/176f8a075a963ffbfa56f1c460c15f6a1a6af5a7 | Patch Vendor Advisory |
| https://github.com/varnishcache/varnish-cache/pull/2429 | Issue Tracking Vendor Advisory |
| https://www.debian.org/security/2017/dsa-4034 | Third Party Advisory |