This vulnerability allows remote attackers to execute arbitrary code on affected installations of Netatalk. Authentication is not required to exploit this vulnerability. The specific flaw exists within the parse_entries function. The issue results from the lack of proper error handling when parsing AppleDouble entries. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-15819.
総合評価: CVE-2022-23121 は高リスク(67.2/100)。CVSS 深刻度は重大。悪用される可能性が高い(EPSS 8.53%、94 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 | 18.24% | 8.53% | -9.72% |
| 2 | 2026-06-09 | 16.82% | 18.24% | +1.42% |
| 3 | 2026-05-27 | — | 16.82% | — |
EPSS の全履歴 (全 43 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] |
| 9.8 | 3.0 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
— | CVE-2022-23121: 1 source package rows (netatalk); 9 state rows across 7 repos (3.17-community, 3.18-community, 3.19-community, 3.20-community, 3.21-community, 3.22-community, edge-community); fixed 7, open 2. | https://security.alpinelinux.org/vuln/CVE-2022-23121 |
debian
|
not yet assigned | CVE-2022-23121 not yet assigned priority: Debian including 1 source packages (netatalk), 4 status rows across 4 suites (bullseye, forky, sid, trixie): resolved 4. | https://security-tracker.debian.org/tracker/CVE-2022-23121 |
gentoo
|
high | CVE-2022-23121: 1 GLSA(s) (202311-02), 1 atom(s) (net-fs/netatalk); latest impact high. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2022-23121 |
suse
|
critical | CVE-2022-23121 severity critical: SUSE including 3 source package names (libatalk12-3.1.0-3.8.1, netatalk-3.1.0-3.8.1, netatalk-devel-3.1.0-3.8.1), 5 product×package rows across 2 product lines (SUSE Linux Enterprise Software Development Kit 12 SP5, SUSE Linux Enterprise Workstation Extension 12 SP5): Fixed 5. | https://www.suse.com/security/cve/CVE-2022-23121/ |
ubuntu
|
high | CVE-2022-23121 high priority: Ubuntu including 1 source packages (netatalk), 9 status rows across 9 suites (bionic, focal, impish, jammy, kinetic, lunar, trusty, upstream, xenial): released 6, not-affected 2, ignored 1. | https://ubuntu.com/security/CVE-2022-23121 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| netatalk | netatalk | < 3.1.13 | cpe:2.3:a:netatalk:netatalk:*:*:*:*:*:*:*:* |
| debian | debian_linux | 10.0 | cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* |
| debian | debian_linux | 11.0 | cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* |
| URL | タグ |
|---|---|
| https://lists.debian.org/debian-lts-announce/2023/05/msg00018.html | Mailing List Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2023/06/msg00000.html | Mailing List Third Party Advisory |
| https://netatalk.sourceforge.io/3.1/ReleaseNotes3.1.13.html | Release Notes |
| https://security.gentoo.org/glsa/202311-02 | Issue Tracking Third Party Advisory |
| https://www.debian.org/security/2023/dsa-5503 | Third Party Advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-22-527/ | Third Party Advisory VDB Entry |
| https://www.kb.cert.org/vuls/id/709991 |