CVE-2022-27239

In cifs-utils through 6.14, a stack-based buffer overflow when parsing the mount.cifs ip= command-line argument could lead to local attackers gaining root privileges.

公開: 2022-04-27 最後更新: 2026-06-17 指派方: [email protected] 來源: [email protected]

結論預警: CVE-2022-27239 綜合評估為中等風險(46.2/100):CVSS 技術影響為高級,利用機率偏低(EPSS 0.55%) 強制指令: 梳理受影響資產並納入修補計畫。

風險隨態勢動態變化;本站持續評估並同步更新本頁展示內容。

CVE-2022-27239 的 EPSS(利用預測評分)

EPSS 日更估計相對被利用可能性;百分位表示該 CVE 在已評分漏洞中的相對排名(越高表示相對更嚴重)。

# 日期 舊 EPSS 分數 新 EPSS 分數 變化(新 − 舊)
1 2026-06-15 0.07% 0.55% +0.48%
2 2026-01-18 0.04% 0.07% +0.02%
3 2026-01-03 0.04%

完整 EPSS 歷史 (共 13 筆)

CVE-2022-27239 的 CVSS 指標

該 CVE 的 CVSS 指標。

底座分 版本 嚴重度 向量 可利用性 影響 分數來源
7.8 3.1 HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H 點擊展開
攻擊向量 (AV:L)
需先取得主機上的執行面,或仰賴其他使用者誤操作/惡意操作才會觸發。
攻擊複雜度 (AC:L)
前置條件清楚,成功路徑穩定,不必仰賴罕見競態或極端環境。
權限需求 (PR:L)
一般使用者權限即可,不必是管理員或 root。
使用者互動 (UI:N)
不必受害者點連結、放行巨集或安裝軟體,攻擊鏈可自動走完。
作用域 (S:U)
破壞局限在脆弱元件原本的安全權限與信任域之內。
機密性影響 (C:H)
大量讀取、匯出或長期潛伏竊取機敏資料,在實務上成立。
完整性影響 (I:H)
可竄改稽核紀錄、植入後門或大面積偽造業務資料,動搖信任根基。
可用性影響 (A:H)
可造成長時間中斷、關鍵交易無法完成,或伴隨資料毀損導致難以自癒。
1.8 5.9 [email protected]
7.2 2.0 HIGH
AV:L/AC:L/Au:N/C:C/I:C/A:C 點擊展開
存取路徑 (AV:L)
需本機登入或本機互動,僅遠端觸達不足以單獨完成利用。
存取複雜度 (AC:L)
步驟短、路徑清楚,重現成本低。
認證 (AU:N)
全程無需有效身分。
機密性影響 (C:C)
機密性被完全破壞。
完整性影響 (I:C)
完整性被完全破壞。
可用性影響 (A:C)
可用性被完全破壞。
3.9 10.0 [email protected]

CVE-2022-27239 的弱點列舉

CVE-2022-27239 的 OS 追蹤

vendor priority summary link
alpine high CVE-2022-27239: 1 source package rows (cifs-utils); 14 state rows across 8 repos (3.12-main, 3.17-main, 3.18-main, 3.19-main, 3.20-main, 3.21-main, 3.22-main, edge-main); fixed 7, open 7. https://security.alpinelinux.org/vuln/CVE-2022-27239
debian not yet assigned CVE-2022-27239 not yet assigned priority: Debian including 1 source packages (cifs-utils), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2022-27239
gentoo high CVE-2022-27239: 1 GLSA(s) (202311-05), 1 atom(s) (net-fs/cifs-utils); latest impact high. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2022-27239
redhat medium https://access.redhat.com/security/cve/CVE-2022-27239
suse medium CVE-2022-27239 severity moderate: SUSE including 258 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, …), 581 product×package rows across 312 product lines (HPE Helion OpenStack 8, Image SLES12-SP5-Azure-BYOS, … (312 product lines)): Fixed 515, Known Affected 64, Known Not Affected 2. https://www.suse.com/security/cve/CVE-2022-27239/
ubuntu medium CVE-2022-27239 medium priority: Ubuntu including 1 source packages (cifs-utils), 13 status rows across 13 suites (bionic, focal, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, trusty, upstream, xenial): released 7, not-affected 6. https://ubuntu.com/security/CVE-2022-27239

CVE-2022-27239 的影響軟體 / 設定

廠商 產品 版本 原始 CPE
samba cifs-utils < 6.15 cpe:2.3:a:samba:cifs-utils:*:*:*:*:*:*:*:*
debian debian_linux 9.0 cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*
suse caas_platform 4.0 cpe:2.3:a:suse:caas_platform:4.0:*:*:*:*:*:*:*
suse enterprise_storage 6.0 cpe:2.3:a:suse:enterprise_storage:6.0:*:*:*:*:*:*:*
suse enterprise_storage 7.0 cpe:2.3:a:suse:enterprise_storage:7.0:*:*:*:*:*:*:*
suse linux_enterprise_point_of_service 11.0 cpe:2.3:a:suse:linux_enterprise_point_of_service:11.0:sp3:*:*:*:*:*:*
suse linux_enterprise_storage 7.1 cpe:2.3:a:suse:linux_enterprise_storage:7.1:*:*:*:*:*:*:*
suse manager_proxy 4.1 cpe:2.3:a:suse:manager_proxy:4.1:*:*:*:*:*:*:*
suse manager_proxy 4.2 cpe:2.3:a:suse:manager_proxy:4.2:*:*:*:*:*:*:*
suse manager_proxy 4.3 cpe:2.3:a:suse:manager_proxy:4.3:*:*:*:*:*:*:*
suse manager_retail_branch_server 4.1 cpe:2.3:a:suse:manager_retail_branch_server:4.1:*:*:*:*:*:*:*
suse manager_retail_branch_server 4.2 cpe:2.3:a:suse:manager_retail_branch_server:4.2:*:*:*:*:*:*:*
suse manager_retail_branch_server 4.3 cpe:2.3:a:suse:manager_retail_branch_server:4.3:*:*:*:*:*:*:*
suse manager_server 4.1 cpe:2.3:a:suse:manager_server:4.1:*:*:*:*:*:*:*
suse manager_server 4.2 cpe:2.3:a:suse:manager_server:4.2:*:*:*:*:*:*:*
suse manager_server 4.3 cpe:2.3:a:suse:manager_server:4.3:*:*:*:*:*:*:*
suse openstack_cloud 8.0 cpe:2.3:a:suse:openstack_cloud:8.0:*:*:*:*:*:*:*
suse openstack_cloud 9.0 cpe:2.3:a:suse:openstack_cloud:9.0:*:*:*:*:*:*:*
suse openstack_cloud_crowbar 8.0 cpe:2.3:a:suse:openstack_cloud_crowbar:8.0:*:*:*:*:*:*:*
suse openstack_cloud_crowbar 9.0 cpe:2.3:a:suse:openstack_cloud_crowbar:9.0:*:*:*:*:*:*:*
suse linux_enterprise_desktop 15 cpe:2.3:o:suse:linux_enterprise_desktop:15:sp3:*:*:*:*:*:*
suse linux_enterprise_desktop 15 cpe:2.3:o:suse:linux_enterprise_desktop:15:sp4:*:*:*:*:*:*
suse linux_enterprise_high_performance_computing 12.0 cpe:2.3:o:suse:linux_enterprise_high_performance_computing:12.0:sp5:*:*:-:*:*:*
suse linux_enterprise_high_performance_computing 15.0 cpe:2.3:o:suse:linux_enterprise_high_performance_computing:15.0:-:*:*:ltss:*:*:*
suse linux_enterprise_high_performance_computing 15.0 cpe:2.3:o:suse:linux_enterprise_high_performance_computing:15.0:sp1:*:*:espos:*:*:*
suse linux_enterprise_high_performance_computing 15.0 cpe:2.3:o:suse:linux_enterprise_high_performance_computing:15.0:sp1:*:*:ltss:*:*:*
suse linux_enterprise_high_performance_computing 15.0 cpe:2.3:o:suse:linux_enterprise_high_performance_computing:15.0:sp2:*:*:espos:*:*:*
suse linux_enterprise_high_performance_computing 15.0 cpe:2.3:o:suse:linux_enterprise_high_performance_computing:15.0:sp2:*:*:ltss:*:*:*
suse linux_enterprise_high_performance_computing 15.0 cpe:2.3:o:suse:linux_enterprise_high_performance_computing:15.0:sp3:*:*:-:*:*:*
suse linux_enterprise_high_performance_computing 15.0 cpe:2.3:o:suse:linux_enterprise_high_performance_computing:15.0:sp4:*:*:-:*:*:*
suse linux_enterprise_micro 5.2 cpe:2.3:o:suse:linux_enterprise_micro:5.2:*:*:*:*:-:*:*
suse linux_enterprise_micro 5.2 cpe:2.3:o:suse:linux_enterprise_micro:5.2:*:*:*:*:rancher:*:*
suse linux_enterprise_real_time 15.0 cpe:2.3:o:suse:linux_enterprise_real_time:15.0:sp2:*:*:*:*:*:*
suse linux_enterprise_server 11 cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:*:-:*:*
suse linux_enterprise_server 11 cpe:2.3:o:suse:linux_enterprise_server:11:sp4:*:*:ltss:*:*:*
suse linux_enterprise_server 12 cpe:2.3:o:suse:linux_enterprise_server:12:sp2:*:*:business_critical_linux:-:*:*
suse linux_enterprise_server 12 cpe:2.3:o:suse:linux_enterprise_server:12:sp3:*:*:*:sap:*:*
suse linux_enterprise_server 12 cpe:2.3:o:suse:linux_enterprise_server:12:sp3:*:*:business_critical_linux:-:*:*
suse linux_enterprise_server 12 cpe:2.3:o:suse:linux_enterprise_server:12:sp3:*:*:espos:*:*:*
suse linux_enterprise_server 12 cpe:2.3:o:suse:linux_enterprise_server:12:sp3:*:*:ltss:*:*:*
suse linux_enterprise_server 12 cpe:2.3:o:suse:linux_enterprise_server:12:sp4:*:*:-:sap:*:*
suse linux_enterprise_server 12 cpe:2.3:o:suse:linux_enterprise_server:12:sp4:*:*:espos:*:*:*
suse linux_enterprise_server 12 cpe:2.3:o:suse:linux_enterprise_server:12:sp4:*:*:ltss:*:*:*
suse linux_enterprise_server 12 cpe:2.3:o:suse:linux_enterprise_server:12:sp5:*:*:*:sap:*:*
suse linux_enterprise_server 15 cpe:2.3:o:suse:linux_enterprise_server:15:*:*:*:*:sap:*:*
suse linux_enterprise_server 15 cpe:2.3:o:suse:linux_enterprise_server:15:-:*:*:espos:*:*:*
suse linux_enterprise_server 15 cpe:2.3:o:suse:linux_enterprise_server:15:-:*:*:ltss:*:*:*
suse linux_enterprise_server 15 cpe:2.3:o:suse:linux_enterprise_server:15:sp1:*:*:business_critical_linux:-:*:*
suse linux_enterprise_server 15 cpe:2.3:o:suse:linux_enterprise_server:15:sp1:*:*:ltss:*:*:*
suse linux_enterprise_server 15 cpe:2.3:o:suse:linux_enterprise_server:15:sp2:*:*:business_critical_linux:-:*:*
suse linux_enterprise_server 15 cpe:2.3:o:suse:linux_enterprise_server:15:sp2:*:*:ltss:*:*:*
suse linux_enterprise_server 15 cpe:2.3:o:suse:linux_enterprise_server:15:sp3:*:*:*:*:*:*
suse linux_enterprise_server 15 cpe:2.3:o:suse:linux_enterprise_server:15:sp4:*:*:*:*:*:*
suse linux_enterprise_software_development_kit 12 cpe:2.3:o:suse:linux_enterprise_software_development_kit:12:sp5:*:*:*:*:*:*
hp helion_openstack 8.0 cpe:2.3:a:hp:helion_openstack:8.0:*:*:*:*:*:*:*
fedoraproject fedora 34 cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
fedoraproject fedora 35 cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
fedoraproject fedora 36 cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*

CVE-2022-27239 的參考連結

URL 標籤
http://wiki.robotz.com/index.php/Linux_CIFS_Utils_and_Samba Third Party Advisory
https://bugzilla.samba.org/show_bug.cgi?id=15025 Issue Tracking Permissions Required Vendor Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1197216 Issue Tracking Patch Third Party Advisory
https://github.com/piastry/cifs-utils/pull/7 Issue Tracking Patch Third Party Advisory
https://github.com/piastry/cifs-utils/pull/7/commits/955fb147e97a6a74e1aaa65766de91e2c1479765 Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/05/msg00020.html Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5WBOLMANBYJILXQKRRK7OCR774PXJAYY/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HXKZLJYJJEC3TIBFLXUORRMZUKG5W676/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QIYZ4L6SLSYJQ446VJAO2VGAESURQNSP/
https://security.gentoo.org/glsa/202311-05
https://www.debian.org/security/2022/dsa-5157 Third Party Advisory
cvelogic Threat Intelligence