chmd_read_headers in mspack/chmd.c in libmspack before 0.8alpha accepts a filename that has '\0' as its first or second character (such as the "/\0" name).
総合評価: CVE-2018-18585 は悪用リスクが高い(64/100)。CVSS 深刻度は中。悪用される可能性が高い(EPSS 3.06%、86 パーセンタイル) 根拠: 公開エクスプロイトが 1 件参照されています(Exploit-DB)。 直近 1 日で EPSS が +1.75% 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: 公開エクスプロイトが確認されています。影響範囲の確認、緩和策の適用、パッチ適用を優先してください。
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。
| EDB-ID | ソース | 種別 | 公開 | リンク |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
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 | 1.31% | 3.06% | +1.75% |
| 2 | 2026-02-27 | 1.46% | 1.31% | -0.15% |
| 3 | 2025-12-28 | — | 1.46% | — |
EPSS の全履歴 (全 23 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 | 3.1 | MEDIUM |
|
2.8 | 1.4 | [email protected] |
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
medium | CVE-2018-18585: 1 source package rows (libmspack); 9 state rows across 9 repos (3.10-main, 3.11-main, 3.17-community, 3.18-community, 3.19-community, 3.20-community, 3.21-community, 3.22-community, edge-community); fixed 9, open 0. | https://security.alpinelinux.org/vuln/CVE-2018-18585 |
debian
|
not yet assigned | CVE-2018-18585 not yet assigned priority: Debian including 1 source packages (libmspack), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2018-18585 |
gentoo
|
normal | CVE-2018-18585: 1 GLSA(s) (201903-20), 2 atom(s) (app-arch/cabextract, dev-libs/libmspack); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2018-18585 |
redhat
|
low | — | https://access.redhat.com/security/cve/CVE-2018-18585 |
ubuntu
|
medium | CVE-2018-18585 medium priority: Ubuntu including 2 source packages (clamav, libmspack), 28 status rows across 14 suites (bionic, cosmic, disco, focal, jammy, kinetic, lunar, mantic, noble, oracular, plucky, trusty, upstream, xenial): not-affected 21, released 5, needs-triage 2. | https://ubuntu.com/security/CVE-2018-18585 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| kyzer | libmspack | 0.3 | cpe:2.3:a:kyzer:libmspack:0.3:alpha:*:*:*:*:*:* |
| kyzer | libmspack | 0.4 | cpe:2.3:a:kyzer:libmspack:0.4:alpha:*:*:*:*:*:* |
| kyzer | libmspack | 0.5 | cpe:2.3:a:kyzer:libmspack:0.5:alpha:*:*:*:*:*:* |
| kyzer | libmspack | 0.6 | cpe:2.3:a:kyzer:libmspack:0.6:alpha:*:*:*:*:*:* |
| kyzer | libmspack | 0.7 | cpe:2.3:a:kyzer:libmspack:0.7:alpha:*:*:*:*:*:* |
| debian | debian_linux | 8.0 | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* |
| redhat | enterprise_linux_desktop | 7.0 | cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* |
| redhat | enterprise_linux_server | 7.0 | cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* |
| redhat | enterprise_linux_workstation | 7.0 | cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* |
| canonical | ubuntu_linux | 12.04 | cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* |
| canonical | ubuntu_linux | 14.04 | cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* |
| canonical | ubuntu_linux | 16.04 | cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* |
| canonical | ubuntu_linux | 18.04 | cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* |
| canonical | ubuntu_linux | 18.10 | cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* |
| suse | linux_enterprise_server | 11 | cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:ltss:*:*:* |
| suse | linux_enterprise_server | 12 | cpe:2.3:o:suse:linux_enterprise_server:12:ga:*:*:ltss:*:*:* |
| suse | linux_enterprise_server | 12 | cpe:2.3:o:suse:linux_enterprise_server:12:sp1:*:*:ltss:*:*:* |
| suse | linux_enterprise_server | 12 | cpe:2.3:o:suse:linux_enterprise_server:12:sp2:*:*:ltss:*:*:* |
| starwindsoftware | starwind_virtual_san | — | cpe:2.3:a:starwindsoftware:starwind_virtual_san:-:*:*:*:*:vsphere:*:* |
| URL | タグ |
|---|---|
| https://access.redhat.com/errata/RHSA-2019:2049 | Third Party Advisory |
| https://bugs.debian.org/911637 | Issue Tracking Mailing List Third Party Advisory |
| https://github.com/kyz/libmspack/commit/8759da8db6ec9e866cb8eb143313f397f925bb4f | Exploit Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2018/10/msg00017.html | Mailing List Third Party Advisory |
| https://security.gentoo.org/glsa/201903-20 | Third Party Advisory |
| https://usn.ubuntu.com/3814-1/ | Third Party Advisory |
| https://usn.ubuntu.com/3814-2/ | Third Party Advisory |
| https://usn.ubuntu.com/3814-3/ | Third Party Advisory |
| https://www.openwall.com/lists/oss-security/2018/10/22/1 | Mailing List Patch Third Party Advisory |
| https://www.starwindsoftware.com/security/sw-20181213-0002/ | Third Party Advisory |