libarchive 3.3.2 allows remote attackers to cause a denial of service (xml_data heap-based buffer over-read and application crash) via a crafted xar archive, related to the mishandling of empty strings in the atol8 function in archive_read_support_format_xar.c.
総合評価: CVE-2017-14166 は中リスク(56.2/100)。CVSS 深刻度は中。悪用される可能性が高い(EPSS 3.21%、87 パーセンタイル) 推奨対応: 影響資産を整理し、修補計画に組み込んでください。
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。
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 | 2026-07-20 | 3.34% | 3.21% | -0.13% |
| 2 | 2026-06-15 | 2.29% | 3.34% | +1.05% |
| 3 | 2026-05-26 | — | 2.29% | — |
EPSS の全履歴 (全 16 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 |
|---|---|---|---|---|---|---|
| 6.5 | 3.0 | MEDIUM |
|
2.8 | 3.6 | [email protected] |
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
— | CVE-2017-14166: 1 source package rows (libarchive); 10 state rows across 10 repos (3.10-main, 3.11-main, 3.12-main, 3.17-main, 3.18-main, 3.19-main, 3.20-main, 3.21-main, 3.22-main, edge-main); fixed 10, open 0. | https://security.alpinelinux.org/vuln/CVE-2017-14166 |
debian
|
not yet assigned | CVE-2017-14166 not yet assigned priority: Debian including 1 source packages (libarchive), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2017-14166 |
gentoo
|
normal | CVE-2017-14166: 1 GLSA(s) (201908-11), 1 atom(s) (app-arch/libarchive); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2017-14166 |
redhat
|
low | — | https://access.redhat.com/security/cve/CVE-2017-14166 |
suse
|
medium | CVE-2017-14166 severity moderate: SUSE including 277 source package names (amazon/suse-sles-15-sp1-chost-byos-v20210304-hvm-ssd-x86_64, amazon/suse-sles-15-sp1-chost-byos-v20220127-hvm-ssd-x86_64, …), 369 product×package rows across 58 product lines (SUSE CaaS Platform 4.0, SUSE Enterprise Storage 6, … (58 product lines)): Known Affected 231, Fixed 99, Known Not Affected 39. | https://www.suse.com/security/cve/CVE-2017-14166/ |
ubuntu
|
low | CVE-2017-14166 low priority: Ubuntu including 1 source packages (libarchive), 8 status rows across 8 suites (artful, bionic, precise, trusty, upstream, xenial, yakkety, zesty): ignored 3, released 3, not-affected 2. | https://ubuntu.com/security/CVE-2017-14166 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| libarchive | libarchive | 3.3.2 | cpe:2.3:a:libarchive:libarchive:3.3.2:*:*:*:*:*:*:* |
| debian | debian_linux | 8.0 | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* |
| debian | debian_linux | 9.0 | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
| 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:*:*:* |
| URL | タグ |
|---|---|
| https://blogs.gentoo.org/ago/2017/09/06/libarchive-heap-based-buffer-overflow-in-xml_data-archive_read_support_format_xar-c/ | Patch Third Party Advisory |
| https://github.com/libarchive/libarchive/commit/fa7438a0ff4033e4741c807394a9af6207940d71 | Patch Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2018/11/msg00037.html | Mailing List Third Party Advisory |
| https://security.gentoo.org/glsa/201908-11 | |
| https://usn.ubuntu.com/3736-1/ | Third Party Advisory |
| https://www.debian.org/security/2018/dsa-4360 | Third Party Advisory |