The TLS and DTLS implementations in wolfSSL CyaSSL before 2.5.0 do not properly consider timing side-channel attacks on a noncompliant MAC check operation during the processing of malformed CBC padding, which allows remote attackers to conduct distinguishing attacks and plaintext-recovery attacks via statistical analysis of timing data for crafted packets, a related issue to CVE-2013-0169.
総合評価: CVE-2013-1623 は中リスク（41.7/100）。CVSS 深刻度は中。悪用される可能性が高い（EPSS 0.94%、74 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 | 2025-03-30 | 2.39% | 0.94% | -1.46% |
| 2 | 2025-03-29 | 0.94% | 2.39% | +1.46% |
| 3 | 2025-03-17 | — | 0.94% | — |
EPSS の全履歴 （全 5 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 |
|---|---|---|---|---|---|---|
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
gentoo
|
high | CVE-2013-1623: 1 GLSA(s) (201308-06), 1 atom(s) (dev-db/mysql); latest impact high. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2013-1623 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2013-1623 |
ubuntu
|
medium | CVE-2013-1623 medium priority: Ubuntu including 3 source packages (mysql-5.1, mysql-5.5, mysql-dfsg-5.1), 21 status rows across 7 suites (hardy, lucid, oneiric, precise, quantal, raring, upstream): DNE 13, released 5, needs-triage 3. | https://ubuntu.com/security/CVE-2013-1623 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| yassl | cyassl | <= 2.4.6 | cpe:2.3:a:yassl:cyassl:*:*:*:*:*:*:*:* |
| yassl | cyassl | 0.2.0 | cpe:2.3:a:yassl:cyassl:0.2.0:*:*:*:*:*:*:* |
| yassl | cyassl | 0.3.0 | cpe:2.3:a:yassl:cyassl:0.3.0:*:*:*:*:*:*:* |
| yassl | cyassl | 0.4.0 | cpe:2.3:a:yassl:cyassl:0.4.0:*:*:*:*:*:*:* |
| yassl | cyassl | 0.5.0 | cpe:2.3:a:yassl:cyassl:0.5.0:*:*:*:*:*:*:* |
| yassl | cyassl | 0.5.5 | cpe:2.3:a:yassl:cyassl:0.5.5:*:*:*:*:*:*:* |
| yassl | cyassl | 0.6.0 | cpe:2.3:a:yassl:cyassl:0.6.0:*:*:*:*:*:*:* |
| yassl | cyassl | 0.6.2 | cpe:2.3:a:yassl:cyassl:0.6.2:*:*:*:*:*:*:* |
| yassl | cyassl | 0.6.3 | cpe:2.3:a:yassl:cyassl:0.6.3:*:*:*:*:*:*:* |
| yassl | cyassl | 0.8.0 | cpe:2.3:a:yassl:cyassl:0.8.0:*:*:*:*:*:*:* |
| yassl | cyassl | 0.9.0 | cpe:2.3:a:yassl:cyassl:0.9.0:*:*:*:*:*:*:* |
| yassl | cyassl | 0.9.6 | cpe:2.3:a:yassl:cyassl:0.9.6:*:*:*:*:*:*:* |
| yassl | cyassl | 0.9.8 | cpe:2.3:a:yassl:cyassl:0.9.8:*:*:*:*:*:*:* |
| yassl | cyassl | 0.9.9 | cpe:2.3:a:yassl:cyassl:0.9.9:*:*:*:*:*:*:* |
| yassl | cyassl | 1.0.0 | cpe:2.3:a:yassl:cyassl:1.0.0:rc1:*:*:*:*:*:* |
| yassl | cyassl | 1.0.0 | cpe:2.3:a:yassl:cyassl:1.0.0:rc2:*:*:*:*:*:* |
| yassl | cyassl | 1.0.0 | cpe:2.3:a:yassl:cyassl:1.0.0:rc3:*:*:*:*:*:* |
| yassl | cyassl | 1.0.2 | cpe:2.3:a:yassl:cyassl:1.0.2:*:*:*:*:*:*:* |
| yassl | cyassl | 1.0.3 | cpe:2.3:a:yassl:cyassl:1.0.3:*:*:*:*:*:*:* |
| yassl | cyassl | 1.0.6 | cpe:2.3:a:yassl:cyassl:1.0.6:*:*:*:*:*:*:* |
| yassl | cyassl | 1.1.0 | cpe:2.3:a:yassl:cyassl:1.1.0:*:*:*:*:*:*:* |
| yassl | cyassl | 1.2.0 | cpe:2.3:a:yassl:cyassl:1.2.0:*:*:*:*:*:*:* |
| yassl | cyassl | 1.3.0 | cpe:2.3:a:yassl:cyassl:1.3.0:*:*:*:*:*:*:* |
| yassl | cyassl | 1.4.0 | cpe:2.3:a:yassl:cyassl:1.4.0:*:*:*:*:*:*:* |
| yassl | cyassl | 1.5.0 | cpe:2.3:a:yassl:cyassl:1.5.0:*:*:*:*:*:*:* |
| yassl | cyassl | 1.5.4 | cpe:2.3:a:yassl:cyassl:1.5.4:*:*:*:*:*:*:* |
| yassl | cyassl | 1.5.6 | cpe:2.3:a:yassl:cyassl:1.5.6:*:*:*:*:*:*:* |
| yassl | cyassl | 1.6.0 | cpe:2.3:a:yassl:cyassl:1.6.0:*:*:*:*:*:*:* |
| yassl | cyassl | 1.6.5 | cpe:2.3:a:yassl:cyassl:1.6.5:*:*:*:*:*:*:* |
| yassl | cyassl | 1.8.0 | cpe:2.3:a:yassl:cyassl:1.8.0:*:*:*:*:*:*:* |
| yassl | cyassl | 1.9.0 | cpe:2.3:a:yassl:cyassl:1.9.0:*:*:*:*:*:*:* |
| yassl | cyassl | 2.0.0 | cpe:2.3:a:yassl:cyassl:2.0.0:rc1:*:*:*:*:*:* |
| yassl | cyassl | 2.0.0 | cpe:2.3:a:yassl:cyassl:2.0.0:rc2:*:*:*:*:*:* |
| yassl | cyassl | 2.0.0 | cpe:2.3:a:yassl:cyassl:2.0.0:rc3:*:*:*:*:*:* |
| yassl | cyassl | 2.0.2 | cpe:2.3:a:yassl:cyassl:2.0.2:*:*:*:*:*:*:* |
| yassl | cyassl | 2.0.6 | cpe:2.3:a:yassl:cyassl:2.0.6:*:*:*:*:*:*:* |
| yassl | cyassl | 2.0.8 | cpe:2.3:a:yassl:cyassl:2.0.8:*:*:*:*:*:*:* |
| yassl | cyassl | 2.2.0 | cpe:2.3:a:yassl:cyassl:2.2.0:*:*:*:*:*:*:* |
| yassl | cyassl | 2.3.0 | cpe:2.3:a:yassl:cyassl:2.3.0:*:*:*:*:*:*:* |
| yassl | cyassl | 2.4.0 | cpe:2.3:a:yassl:cyassl:2.4.0:*:*:*:*:*:*:* |