The index_urlfetch function in index.c in Cyrus IMAP 2.3.x before 2.3.19, 2.4.x before 2.4.18, 2.5.x before 2.5.4 allows remote attackers to obtain sensitive information or possibly have unspecified other impact via vectors related to the urlfetch range, which triggers an out-of-bounds heap read.
総合評価: CVE-2015-8076 は中リスク（59.7/100）。CVSS 深刻度は高。悪用される可能性が高い（EPSS 2.63%、85 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 | 2025-07-13 | 2.66% | 2.63% | -0.03% |
| 2 | 2025-06-29 | 2.63% | 2.66% | +0.03% |
| 3 | 2025-03-30 | — | 2.63% | — |
EPSS の全履歴 （全 8 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 |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
redhat
|
low | — | https://access.redhat.com/security/cve/CVE-2015-8076 |
ubuntu
|
medium | CVE-2015-8076 medium priority: Ubuntu including 1 source packages (cyrus-imapd-2.4), 12 status rows across 12 suites (artful, bionic, cosmic, disco, precise, trusty, upstream, vivid, wily, xenial, yakkety, zesty): DNE 7, ignored 3, not-affected 1, released 1. | https://ubuntu.com/security/CVE-2015-8076 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| opensuse | leap | 42.1 | cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:* |
| opensuse | opensuse | 13.2 | cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* |
| cyrus | imap | 2.3.0 | cpe:2.3:a:cyrus:imap:2.3.0:*:*:*:*:*:*:* |
| cyrus | imap | 2.3.1 | cpe:2.3:a:cyrus:imap:2.3.1:*:*:*:*:*:*:* |
| cyrus | imap | 2.3.2 | cpe:2.3:a:cyrus:imap:2.3.2:*:*:*:*:*:*:* |
| cyrus | imap | 2.3.3 | cpe:2.3:a:cyrus:imap:2.3.3:*:*:*:*:*:*:* |
| cyrus | imap | 2.3.4 | cpe:2.3:a:cyrus:imap:2.3.4:*:*:*:*:*:*:* |
| cyrus | imap | 2.3.5 | cpe:2.3:a:cyrus:imap:2.3.5:*:*:*:*:*:*:* |
| cyrus | imap | 2.3.6 | cpe:2.3:a:cyrus:imap:2.3.6:*:*:*:*:*:*:* |
| cyrus | imap | 2.3.7 | cpe:2.3:a:cyrus:imap:2.3.7:*:*:*:*:*:*:* |
| cyrus | imap | 2.3.8 | cpe:2.3:a:cyrus:imap:2.3.8:*:*:*:*:*:*:* |
| cyrus | imap | 2.3.9 | cpe:2.3:a:cyrus:imap:2.3.9:*:*:*:*:*:*:* |
| cyrus | imap | 2.3.10 | cpe:2.3:a:cyrus:imap:2.3.10:*:*:*:*:*:*:* |
| cyrus | imap | 2.3.11 | cpe:2.3:a:cyrus:imap:2.3.11:*:*:*:*:*:*:* |
| cyrus | imap | 2.3.12 | cpe:2.3:a:cyrus:imap:2.3.12:*:*:*:*:*:*:* |
| cyrus | imap | 2.3.13 | cpe:2.3:a:cyrus:imap:2.3.13:*:*:*:*:*:*:* |
| cyrus | imap | 2.3.14 | cpe:2.3:a:cyrus:imap:2.3.14:*:*:*:*:*:*:* |
| cyrus | imap | 2.3.15 | cpe:2.3:a:cyrus:imap:2.3.15:*:*:*:*:*:*:* |
| cyrus | imap | 2.3.16 | cpe:2.3:a:cyrus:imap:2.3.16:*:*:*:*:*:*:* |
| cyrus | imap | 2.3.17 | cpe:2.3:a:cyrus:imap:2.3.17:*:*:*:*:*:*:* |
| cyrus | imap | 2.3.18 | cpe:2.3:a:cyrus:imap:2.3.18:*:*:*:*:*:*:* |
| cyrus | imap | 2.4.0 | cpe:2.3:a:cyrus:imap:2.4.0:*:*:*:*:*:*:* |
| cyrus | imap | 2.4.1 | cpe:2.3:a:cyrus:imap:2.4.1:*:*:*:*:*:*:* |
| cyrus | imap | 2.4.2 | cpe:2.3:a:cyrus:imap:2.4.2:*:*:*:*:*:*:* |
| cyrus | imap | 2.4.3 | cpe:2.3:a:cyrus:imap:2.4.3:*:*:*:*:*:*:* |
| cyrus | imap | 2.4.4 | cpe:2.3:a:cyrus:imap:2.4.4:*:*:*:*:*:*:* |
| cyrus | imap | 2.4.5 | cpe:2.3:a:cyrus:imap:2.4.5:*:*:*:*:*:*:* |
| cyrus | imap | 2.4.6 | cpe:2.3:a:cyrus:imap:2.4.6:*:*:*:*:*:*:* |
| cyrus | imap | 2.4.7 | cpe:2.3:a:cyrus:imap:2.4.7:*:*:*:*:*:*:* |
| cyrus | imap | 2.4.8 | cpe:2.3:a:cyrus:imap:2.4.8:*:*:*:*:*:*:* |
| cyrus | imap | 2.4.9 | cpe:2.3:a:cyrus:imap:2.4.9:*:*:*:*:*:*:* |
| cyrus | imap | 2.4.10 | cpe:2.3:a:cyrus:imap:2.4.10:*:*:*:*:*:*:* |
| cyrus | imap | 2.4.11 | cpe:2.3:a:cyrus:imap:2.4.11:*:*:*:*:*:*:* |
| cyrus | imap | 2.4.12 | cpe:2.3:a:cyrus:imap:2.4.12:*:*:*:*:*:*:* |
| cyrus | imap | 2.4.13 | cpe:2.3:a:cyrus:imap:2.4.13:*:*:*:*:*:*:* |
| cyrus | imap | 2.4.14 | cpe:2.3:a:cyrus:imap:2.4.14:*:*:*:*:*:*:* |
| cyrus | imap | 2.4.15 | cpe:2.3:a:cyrus:imap:2.4.15:*:*:*:*:*:*:* |
| cyrus | imap | 2.4.16 | cpe:2.3:a:cyrus:imap:2.4.16:*:*:*:*:*:*:* |
| cyrus | imap | 2.4.17 | cpe:2.3:a:cyrus:imap:2.4.17:*:*:*:*:*:*:* |
| cyrus | imap | 2.5.0 | cpe:2.3:a:cyrus:imap:2.5.0:*:*:*:*:*:*:* |
| cyrus | imap | 2.5.1 | cpe:2.3:a:cyrus:imap:2.5.1:*:*:*:*:*:*:* |
| cyrus | imap | 2.5.2 | cpe:2.3:a:cyrus:imap:2.5.2:*:*:*:*:*:*:* |
| cyrus | imap | 2.5.3 | cpe:2.3:a:cyrus:imap:2.5.3:*:*:*:*:*:*:* |