The apt-add-repository tool in Ubuntu Software Properties 0.75.x before 0.75.10.3, 0.80.x before 0.80.9.2, 0.81.x before 0.81.13.5, 0.82.x before 0.82.7.3, and 0.92.x before 0.92.8 does not properly check PPA GPG keys imported from a keyserver, which allows remote attackers to install arbitrary package repository GPG keys via a man-in-the-middle (MITM) attack.
総合評価: CVE-2012-5356 は中リスク（51.7/100）。CVSS 深刻度は中。悪用される可能性が高い（EPSS 1.97%、78 パーセンタイル） 根拠: 直近 1 日で EPSS が +1.30% 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: 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 | 2026-06-15 | 0.67% | 1.97% | +1.30% |
| 2 | 2025-03-17 | 0.21% | 0.67% | +0.46% |
| 3 | 2023-03-07 | — | 0.21% | — |
EPSS の全履歴 （全 4 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 |
|---|---|---|---|---|---|---|
| 5.8 | 2.0 | MEDIUM |
|
8.6 | 4.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
ubuntu
|
medium | CVE-2012-5356 medium priority: Ubuntu including 1 source packages (software-properties), 6 status rows across 6 suites (hardy, lucid, natty, oneiric, precise, upstream): released 4, ignored 1, needs-triage 1. | https://ubuntu.com/security/CVE-2012-5356 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| canonical | ubuntu_software_properties | 0.75.4 | cpe:2.3:a:canonical:ubuntu_software_properties:0.75.4:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.75.5 | cpe:2.3:a:canonical:ubuntu_software_properties:0.75.5:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.75.6 | cpe:2.3:a:canonical:ubuntu_software_properties:0.75.6:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.75.7 | cpe:2.3:a:canonical:ubuntu_software_properties:0.75.7:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.75.8 | cpe:2.3:a:canonical:ubuntu_software_properties:0.75.8:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.75.9 | cpe:2.3:a:canonical:ubuntu_software_properties:0.75.9:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.75.10 | cpe:2.3:a:canonical:ubuntu_software_properties:0.75.10:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.75.10.1 | cpe:2.3:a:canonical:ubuntu_software_properties:0.75.10.1:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.75.10.2 | cpe:2.3:a:canonical:ubuntu_software_properties:0.75.10.2:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.80 | cpe:2.3:a:canonical:ubuntu_software_properties:0.80:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.80.2 | cpe:2.3:a:canonical:ubuntu_software_properties:0.80.2:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.80.3 | cpe:2.3:a:canonical:ubuntu_software_properties:0.80.3:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.80.4 | cpe:2.3:a:canonical:ubuntu_software_properties:0.80.4:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.80.5 | cpe:2.3:a:canonical:ubuntu_software_properties:0.80.5:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.80.6 | cpe:2.3:a:canonical:ubuntu_software_properties:0.80.6:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.80.7 | cpe:2.3:a:canonical:ubuntu_software_properties:0.80.7:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.80.8 | cpe:2.3:a:canonical:ubuntu_software_properties:0.80.8:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.80.9 | cpe:2.3:a:canonical:ubuntu_software_properties:0.80.9:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.80.9.1 | cpe:2.3:a:canonical:ubuntu_software_properties:0.80.9.1:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.81 | cpe:2.3:a:canonical:ubuntu_software_properties:0.81:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.81.1 | cpe:2.3:a:canonical:ubuntu_software_properties:0.81.1:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.81.2 | cpe:2.3:a:canonical:ubuntu_software_properties:0.81.2:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.81.3 | cpe:2.3:a:canonical:ubuntu_software_properties:0.81.3:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.81.4 | cpe:2.3:a:canonical:ubuntu_software_properties:0.81.4:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.81.5 | cpe:2.3:a:canonical:ubuntu_software_properties:0.81.5:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.81.6 | cpe:2.3:a:canonical:ubuntu_software_properties:0.81.6:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.81.7 | cpe:2.3:a:canonical:ubuntu_software_properties:0.81.7:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.81.8 | cpe:2.3:a:canonical:ubuntu_software_properties:0.81.8:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.81.9 | cpe:2.3:a:canonical:ubuntu_software_properties:0.81.9:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.81.10 | cpe:2.3:a:canonical:ubuntu_software_properties:0.81.10:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.81.11 | cpe:2.3:a:canonical:ubuntu_software_properties:0.81.11:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.81.13 | cpe:2.3:a:canonical:ubuntu_software_properties:0.81.13:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.81.13.1 | cpe:2.3:a:canonical:ubuntu_software_properties:0.81.13.1:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.81.13.2 | cpe:2.3:a:canonical:ubuntu_software_properties:0.81.13.2:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.81.13.3 | cpe:2.3:a:canonical:ubuntu_software_properties:0.81.13.3:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.81.13.4 | cpe:2.3:a:canonical:ubuntu_software_properties:0.81.13.4:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.82 | cpe:2.3:a:canonical:ubuntu_software_properties:0.82:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.82.2 | cpe:2.3:a:canonical:ubuntu_software_properties:0.82.2:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.82.3 | cpe:2.3:a:canonical:ubuntu_software_properties:0.82.3:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.82.4 | cpe:2.3:a:canonical:ubuntu_software_properties:0.82.4:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.82.5 | cpe:2.3:a:canonical:ubuntu_software_properties:0.82.5:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.82.6 | cpe:2.3:a:canonical:ubuntu_software_properties:0.82.6:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.82.7 | cpe:2.3:a:canonical:ubuntu_software_properties:0.82.7:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.82.7.1 | cpe:2.3:a:canonical:ubuntu_software_properties:0.82.7.1:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.82.7.2 | cpe:2.3:a:canonical:ubuntu_software_properties:0.82.7.2:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.92 | cpe:2.3:a:canonical:ubuntu_software_properties:0.92:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.92.2 | cpe:2.3:a:canonical:ubuntu_software_properties:0.92.2:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.92.3 | cpe:2.3:a:canonical:ubuntu_software_properties:0.92.3:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.92.4 | cpe:2.3:a:canonical:ubuntu_software_properties:0.92.4:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.92.5 | cpe:2.3:a:canonical:ubuntu_software_properties:0.92.5:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.92.6 | cpe:2.3:a:canonical:ubuntu_software_properties:0.92.6:*:*:*:*:*:*:* |
| canonical | ubuntu_software_properties | 0.92.7 | cpe:2.3:a:canonical:ubuntu_software_properties:0.92.7:*:*:*:*:*:*:* |