CVE-2007-2442

The gssrpc__svcauth_gssapi function in the RPC library in MIT Kerberos 5 (krb5) 1.6.1 and earlier might allow remote attackers to execute arbitrary code via a zero-length RPC credential, which causes kadmind to free an uninitialized pointer during cleanup.

公開: 2007-06-26 最終更新: 2026-04-23 Assigner: [email protected] ソース: [email protected]

総合評価: CVE-2007-2442 は高リスク(74.9/100)。CVSS 深刻度は重大。悪用される可能性が高い(EPSS 42.57%、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。

CVE-2007-2442 の EPSS(Exploit Prediction Scoring System)スコア

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 2026-02-12 41.70% 42.57% +0.87%
2 2025-11-09 39.32% 41.70% +2.39%
3 2025-03-30 39.32%

EPSS の全履歴 (全 13 件)

CVE-2007-2442 の CVSS(Common Vulnerability Scoring System)指標

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
10.0 2.0 HIGH
AV:N/AC:L/Au:N/C:C/I:C/A:C クリックして展開
アクセス経路 (AV:N)
ルーティング可能なネットワーク越しに、遠隔から到達・悪用しうる。
アクセスの複雑さ (AC:L)
手順が短く、再現性が高い。
認証 (AU:N)
認証を経ずに攻撃を完結できる。
機密性への影響 (C:C)
機密性は全面的に損なわれる。
完全性への影響 (I:C)
完全性は全面的に損なわれる。
可用性への影響 (A:C)
可用性は全面的に損なわれる。
10.0 10.0 [email protected]

CVE-2007-2442 の弱点分類(列挙)

CVE-2007-2442 の OS トラッカー

vendor priority summary link
alpine CVE-2007-2442: no source package rows; 0 state rows across 0 repos (none); fixed 0, open 0. https://security.alpinelinux.org/vuln/CVE-2007-2442
debian high CVE-2007-2442 high priority: Debian including 1 source packages (krb5), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2007-2442
gentoo high CVE-2007-2442: 1 GLSA(s) (200707-11), 1 atom(s) (app-crypt/mit-krb5); latest impact high. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2007-2442
redhat high https://access.redhat.com/security/cve/CVE-2007-2442
suse critical CVE-2007-2442 severity critical: SUSE including 56 source package names (krb5-1.19.2-2.2, krb5-1.20.1-4.11, …), 59 product×package rows across 9 product lines (SUSE Linux Enterprise Server 11 SP1, SUSE Linux Enterprise Server 11 SP2, … (9 product lines)): Fixed 59. https://www.suse.com/security/cve/CVE-2007-2442/
ubuntu medium CVE-2007-2442 medium priority: Ubuntu including 1 source packages (krb5), 4 status rows across 4 suites (dapper, edgy, feisty, upstream): released 3, needs-triage 1. https://ubuntu.com/security/CVE-2007-2442

CVE-2007-2442 の影響を受けるソフトウェア/構成

ベンダー 製品 バージョン 生の CPE
mit kerberos_5 <= 1.6.1 cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:*
debian debian_linux 3.1 cpe:2.3:o:debian:debian_linux:3.1:*:*:*:*:*:*:*
debian debian_linux 4.0 cpe:2.3:o:debian:debian_linux:4.0:*:*:*:*:*:*:*
canonical ubuntu_linux 6.06 cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:*
canonical ubuntu_linux 6.10 cpe:2.3:o:canonical:ubuntu_linux:6.10:*:*:*:*:*:*:*
canonical ubuntu_linux 7.04 cpe:2.3:o:canonical:ubuntu_linux:7.04:*:*:*:*:*:*:*

CVE-2007-2442 の参考情報

URL タグ
ftp://patches.sgi.com/support/free/security/advisories/20070602-01-P.asc Broken Link
http://docs.info.apple.com/article.html?artnum=306172 Broken Link
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02257427 Broken Link
http://lists.apple.com/archives/security-announce//2007/Jul/msg00004.html Mailing List Third Party Advisory
http://lists.grok.org.uk/pipermail/full-disclosure/2007-September/065902.html Third Party Advisory
http://osvdb.org/36596 Broken Link
http://secunia.com/advisories/25800 Broken Link Third Party Advisory
http://secunia.com/advisories/25801 Broken Link Third Party Advisory
http://secunia.com/advisories/25814 Broken Link Third Party Advisory
http://secunia.com/advisories/25821 Broken Link Third Party Advisory
http://secunia.com/advisories/25841 Broken Link Third Party Advisory
http://secunia.com/advisories/25870 Broken Link Third Party Advisory
http://secunia.com/advisories/25888 Broken Link Third Party Advisory
http://secunia.com/advisories/25890 Broken Link Third Party Advisory
http://secunia.com/advisories/25894 Broken Link Third Party Advisory
http://secunia.com/advisories/25911 Broken Link Third Party Advisory
http://secunia.com/advisories/26033 Broken Link Third Party Advisory
http://secunia.com/advisories/26228 Broken Link Third Party Advisory
http://secunia.com/advisories/26235 Broken Link Third Party Advisory
http://secunia.com/advisories/26909 Broken Link Third Party Advisory
http://secunia.com/advisories/27706 Broken Link Third Party Advisory
http://secunia.com/advisories/40346 Broken Link Third Party Advisory
http://security.gentoo.org/glsa/glsa-200707-11.xml Third Party Advisory
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102914-1 Broken Link
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2007-004.txt Patch Vendor Advisory
http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2007-004.txt Patch Vendor Advisory
http://www.debian.org/security/2007/dsa-1323 Third Party Advisory
http://www.kb.cert.org/vuls/id/356961 Patch Third Party Advisory US Government Resource
http://www.mandriva.com/security/advisories?name=MDKSA-2007:137 Third Party Advisory
http://www.novell.com/linux/security/advisories/2007_38_krb5.html Broken Link
http://www.redhat.com/support/errata/RHSA-2007-0384.html Broken Link Third Party Advisory
http://www.redhat.com/support/errata/RHSA-2007-0562.html Broken Link Third Party Advisory
http://www.securityfocus.com/archive/1/472288/100/0/threaded Broken Link Third Party Advisory VDB Entry
http://www.securityfocus.com/archive/1/472432/100/0/threaded Broken Link Third Party Advisory VDB Entry
http://www.securityfocus.com/archive/1/472507/30/5970/threaded Broken Link Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/24655 Broken Link Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/25159 Broken Link Third Party Advisory VDB Entry
http://www.securitytracker.com/id?1018293 Broken Link Third Party Advisory VDB Entry
http://www.trustix.org/errata/2007/0021/ Broken Link
http://www.ubuntu.com/usn/usn-477-1 Third Party Advisory
http://www.us-cert.gov/cas/techalerts/TA07-177A.html Broken Link Patch Third Party Advisory US Government Resource
http://www.vupen.com/english/advisories/2007/2337 Broken Link Third Party Advisory
http://www.vupen.com/english/advisories/2007/2354 Broken Link Third Party Advisory
http://www.vupen.com/english/advisories/2007/2491 Broken Link Third Party Advisory
http://www.vupen.com/english/advisories/2007/2732 Broken Link Third Party Advisory
http://www.vupen.com/english/advisories/2007/3229 Broken Link Third Party Advisory
http://www.vupen.com/english/advisories/2010/1574 Broken Link Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/35082 Third Party Advisory VDB Entry
https://issues.rpath.com/browse/RPL-1499 Broken Link
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10631 Broken Link Third Party Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7344 Broken Link Third Party Advisory
https://secure-support.novell.com/KanisaPlatform/Publishing/773/3248163_f.SAL_Public.html Broken Link
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