The ssl_get_algorithm2 function in ssl/s3_lib.c in OpenSSL before 1.0.2 obtains a certain version number from an incorrect data structure, which allows remote attackers to cause a denial of service (daemon crash) via crafted traffic from a TLS 1.2 client.
総合評価: CVE-2013-6449 は中リスク(46.2/100)。CVSS 深刻度は中。悪用される可能性が高い(EPSS 21.17%、97 パーセンタイル) 根拠: EPSS 上、短期間での悪用可能性は高い水準です。 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 | 46.98% | 21.17% | -25.80% |
| 2 | 2026-03-04 | 19.95% | 46.98% | +27.03% |
| 3 | 2026-03-01 | — | 19.95% | — |
EPSS の全履歴 (全 58 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 |
|---|---|---|---|
debian
|
not yet assigned | CVE-2013-6449 not yet assigned priority: Debian including 1 source packages (openssl), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2013-6449 |
gentoo
|
normal | CVE-2013-6449: 1 GLSA(s) (201412-39), 1 atom(s) (dev-libs/openssl); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2013-6449 |
redhat
|
high | — | https://access.redhat.com/security/cve/CVE-2013-6449 |
suse
|
medium | CVE-2013-6449 severity moderate: SUSE including 121 source package names (libopenssl-1_0_0-devel, libopenssl-1_0_0-devel-1.0.2n-1.32, …), 321 product×package rows across 51 product lines (SUSE CaaS Platform 4.0, SUSE Enterprise Storage 6, … (51 product lines)): Known Not Affected 162, Fixed 159. | https://www.suse.com/security/cve/CVE-2013-6449/ |
ubuntu
|
medium | CVE-2013-6449 medium priority: Ubuntu including 1 source packages (openssl), 6 status rows across 6 suites (lucid, precise, quantal, raring, saucy, upstream): released 4, needs-triage 1, not-affected 1. | https://ubuntu.com/security/CVE-2013-6449 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| openssl | openssl | <= 1.0.1e | cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:* |
| openssl | openssl | 1.0.0 | cpe:2.3:a:openssl:openssl:1.0.0:*:*:*:*:*:*:* |
| openssl | openssl | 1.0.0 | cpe:2.3:a:openssl:openssl:1.0.0:beta1:*:*:*:*:*:* |
| openssl | openssl | 1.0.0 | cpe:2.3:a:openssl:openssl:1.0.0:beta2:*:*:*:*:*:* |
| openssl | openssl | 1.0.0 | cpe:2.3:a:openssl:openssl:1.0.0:beta3:*:*:*:*:*:* |
| openssl | openssl | 1.0.0 | cpe:2.3:a:openssl:openssl:1.0.0:beta4:*:*:*:*:*:* |
| openssl | openssl | 1.0.0 | cpe:2.3:a:openssl:openssl:1.0.0:beta5:*:*:*:*:*:* |
| openssl | openssl | 1.0.0a | cpe:2.3:a:openssl:openssl:1.0.0a:*:*:*:*:*:*:* |
| openssl | openssl | 1.0.0b | cpe:2.3:a:openssl:openssl:1.0.0b:*:*:*:*:*:*:* |
| openssl | openssl | 1.0.0c | cpe:2.3:a:openssl:openssl:1.0.0c:*:*:*:*:*:*:* |
| openssl | openssl | 1.0.0d | cpe:2.3:a:openssl:openssl:1.0.0d:*:*:*:*:*:*:* |
| openssl | openssl | 1.0.0e | cpe:2.3:a:openssl:openssl:1.0.0e:*:*:*:*:*:*:* |
| openssl | openssl | 1.0.0f | cpe:2.3:a:openssl:openssl:1.0.0f:*:*:*:*:*:*:* |
| openssl | openssl | 1.0.0g | cpe:2.3:a:openssl:openssl:1.0.0g:*:*:*:*:*:*:* |
| openssl | openssl | 1.0.0h | cpe:2.3:a:openssl:openssl:1.0.0h:*:*:*:*:*:*:* |
| openssl | openssl | 1.0.0i | cpe:2.3:a:openssl:openssl:1.0.0i:*:*:*:*:*:*:* |
| openssl | openssl | 1.0.0j | cpe:2.3:a:openssl:openssl:1.0.0j:*:*:*:*:*:*:* |
| openssl | openssl | 1.0.1 | cpe:2.3:a:openssl:openssl:1.0.1:*:*:*:*:*:*:* |
| openssl | openssl | 1.0.1 | cpe:2.3:a:openssl:openssl:1.0.1:beta1:*:*:*:*:*:* |
| openssl | openssl | 1.0.1 | cpe:2.3:a:openssl:openssl:1.0.1:beta2:*:*:*:*:*:* |
| openssl | openssl | 1.0.1 | cpe:2.3:a:openssl:openssl:1.0.1:beta3:*:*:*:*:*:* |
| openssl | openssl | 1.0.1a | cpe:2.3:a:openssl:openssl:1.0.1a:*:*:*:*:*:*:* |
| openssl | openssl | 1.0.1b | cpe:2.3:a:openssl:openssl:1.0.1b:*:*:*:*:*:*:* |
| openssl | openssl | 1.0.1c | cpe:2.3:a:openssl:openssl:1.0.1c:*:*:*:*:*:*:* |
| openssl | openssl | 1.0.1d | cpe:2.3:a:openssl:openssl:1.0.1d:*:*:*:*:*:*:* |