An issue was discovered in Thunar before 4.16.7 and 4.17.x before 4.17.2. When called with a regular file as a command-line argument, it delegates to a different program (based on the file type) without user confirmation. This could be used to achieve code execution.
総合評価: CVE-2021-32563 は高リスク(71.4/100)。CVSS 深刻度は重大。悪用される可能性が高い(EPSS 3.08%、86 パーセンタイル) 根拠: 直近 1 日で EPSS が +2.17% 上昇。悪用への関心が高まっている可能性があります。 推奨対応: 悪用可能性が高いため、影響範囲の確認と修補の優先付けを推奨します。
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 | 2026-06-15 | 0.91% | 3.08% | +2.17% |
| 2 | 2026-06-09 | 0.99% | 0.91% | -0.08% |
| 3 | 2026-05-27 | — | 0.99% | — |
EPSS の全履歴 (全 26 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 |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2021-32563 not yet assigned priority: Debian including 1 source packages (thunar), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2021-32563 |
gentoo
|
normal | CVE-2021-32563: 1 GLSA(s) (202402-20), 1 atom(s) (xfce-base/thunar); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2021-32563 |
ubuntu
|
medium | CVE-2021-32563 medium priority: Ubuntu including 1 source packages (thunar), 16 status rows across 16 suites (bionic, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): not-affected 9, needs-triage 3, ignored 2, DNE 1, released 1. | https://ubuntu.com/security/CVE-2021-32563 |
| URL | タグ |
|---|---|
| http://www.openwall.com/lists/oss-security/2021/05/11/3 | Mailing List Third Party Advisory |
| http://www.openwall.com/lists/oss-security/2023/01/05/1 | Mailing List Third Party Advisory |
| http://www.openwall.com/lists/oss-security/2023/01/05/2 | Mailing List Third Party Advisory |
| https://gitlab.xfce.org/xfce/thunar/-/commit/1b85b96ebf7cb9bf6a3ddf1acee7643643fdf92d | Patch |
| https://gitlab.xfce.org/xfce/thunar/-/commit/3b54d9d7dbd7fd16235e2141c43a7f18718f5664 | Patch |
| https://gitlab.xfce.org/xfce/thunar/-/commit/9165a61f95e43cc0b5abf9b98eee2818a0191e0b | Patch |
| https://gitlab.xfce.org/xfce/thunar/-/tags | Release Notes |
| https://www.openwall.com/lists/oss-security/2021/05/09/2 | Mailing List Third Party Advisory |