Double free vulnerability in OpenSSL 0.9.7 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via an SSL client certificate with a certain invalid ASN.1 encoding.
総合評価: CVE-2003-0545 は高リスク(76.6/100)。CVSS 深刻度は重大。悪用される可能性が高い(EPSS 74.57%、99 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。 直近 1 日で EPSS が +2.83% 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 | 2025-12-28 | 71.74% | 74.57% | +2.83% |
| 2 | 2025-12-27 | 74.57% | 71.74% | -2.83% |
| 3 | 2025-10-28 | — | 74.57% | — |
EPSS の全履歴 (全 17 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] |
| 10.0 | 2.0 | HIGH |
|
10.0 | 10.0 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2003-0545 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-2003-0545 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2003-0545 |
ubuntu
|
medium | CVE-2003-0545 medium priority: Ubuntu including 2 source packages (openssl, openssl097), 8 status rows across 4 suites (dapper, edgy, feisty, upstream): released 6, needs-triage 2. | https://ubuntu.com/security/CVE-2003-0545 |
Not vulnerable. The OpenSSL packages in Red Hat Enterprise Linux 2.1 were not affected by this issue. The OpenSSL packages in Red Hat Enterprise Linux 3 and 4 contain a backported patch since their initial release (openssl), or were not affected by this issue (openssl096b). The OpenSSL packages in Red Hat Enterprise Linux 5 are based on fixed upstream release (openssl), or contain backported patch since their initial release (openssl097a).
| URL | タグ |
|---|---|
| http://secunia.com/advisories/22249 | Broken Link Vendor Advisory |
| http://www-1.ibm.com/support/docview.wss?uid=swg21247112 | Broken Link |
| http://www.cert.org/advisories/CA-2003-26.html | Third Party Advisory US Government Resource |
| http://www.debian.org/security/2003/dsa-394 | Broken Link |
| http://www.kb.cert.org/vuls/id/935264 | Third Party Advisory US Government Resource |
| http://www.redhat.com/support/errata/RHSA-2003-292.html | Broken Link Patch Vendor Advisory |
| http://www.securityfocus.com/bid/8732 | Broken Link Third Party Advisory VDB Entry |
| http://www.uniras.gov.uk/vuls/2003/006489/openssl.htm | Broken Link Patch Vendor Advisory |
| http://www.vupen.com/english/advisories/2006/3900 | Broken Link |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2590 | Broken Link |