Ubuntu 16.04 ESM / 18.04 ESM:strongSwan 弱點 (USN-6488-2)

critical Nessus Plugin ID 186993

概要

遠端 Ubuntu 主機缺少安全性更新。

說明

遠端 Ubuntu 16.04 ESM/18.04 ESM 主機上安裝的套件受到 USN-6488-2 公告中提及的一個弱點影響。

- 5.9.12 之前的 strongSwan 有緩衝區溢位問題,可能透過在 charon-tkm 的 DH Proxy 中超出內部緩衝區的 DH 公開值,執行未經驗證的遠端程式碼。最早的受影響版本是 5.3.0。攻擊者可透過特製的 IKE_SA_INIT 訊息發動攻擊。(CVE-2023-41913)

請注意,Nessus 並未測試此問題,而是僅依據應用程式自我報告的版本號碼作出判斷。

解決方案

更新受影響的套件。

另請參閱

https://ubuntu.com/security/notices/USN-6488-2

Plugin 詳細資訊

嚴重性: Critical

ID: 186993

檔案名稱: ubuntu_USN-6488-2.nasl

版本: 1.0

類型: local

代理程式: unix

已發布: 2023/12/15

已更新: 2023/12/15

支援的感應器: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

風險資訊

VPR

風險因素: Medium

分數: 6.7

CVSS v2

風險因素: Critical

基本分數: 10

時間分數: 7.4

媒介: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS 評分資料來源: CVE-2023-41913

CVSS v3

風險因素: Critical

基本分數: 9.8

時間分數: 8.5

媒介: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

時間媒介: CVSS:3.0/E:U/RL:O/RC:C

弱點資訊

CPE: p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-eap-simaka-sql, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-sql, p-cpe:/a:canonical:ubuntu_linux:strongswan-ikev1, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-ipseckey, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-coupling, cpe:/o:canonical:ubuntu_linux:16.04:-:esm, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-eap-tls, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-eap-md5, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-eap-sim-file, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-eap-mschapv2, p-cpe:/a:canonical:ubuntu_linux:strongswan-tnc-base, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-eap-sim-pcsc, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-attr-sql, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-radattr, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-xauth-pam, p-cpe:/a:canonical:ubuntu_linux:strongswan-tnc-server, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-sshkey, p-cpe:/a:canonical:ubuntu_linux:strongswan-starter, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-unbound, p-cpe:/a:canonical:ubuntu_linux:strongswan-tnc-client, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-eap-aka-3gpp2, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-certexpire, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-farp, p-cpe:/a:canonical:ubuntu_linux:strongswan-ike, p-cpe:/a:canonical:ubuntu_linux:strongswan-nm, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-openssl, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-unity, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-eap-sim, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-ldap, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-eap-tnc, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-eap-aka, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-eap-ttls, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-systime-fix, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-pubkey, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-gcrypt, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-xauth-generic, p-cpe:/a:canonical:ubuntu_linux:charon-systemd, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-af-alg, p-cpe:/a:canonical:ubuntu_linux:libstrongswan-standard-plugins, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-xauth-noauth, p-cpe:/a:canonical:ubuntu_linux:libcharon-extra-plugins, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-eap-dynamic, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-whitelist, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-pgp, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-gmp, p-cpe:/a:canonical:ubuntu_linux:strongswan-libcharon, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-error-notify, p-cpe:/a:canonical:ubuntu_linux:libcharon-standard-plugins, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-mysql, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-sqlite, cpe:/o:canonical:ubuntu_linux:18.04:-:esm, p-cpe:/a:canonical:ubuntu_linux:strongswan-pki, p-cpe:/a:canonical:ubuntu_linux:libstrongswan-extra-plugins, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-eap-radius, p-cpe:/a:canonical:ubuntu_linux:strongswan-scepclient, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-led, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-fips-prf, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-eap-simaka-reauth, p-cpe:/a:canonical:ubuntu_linux:strongswan-charon, p-cpe:/a:canonical:ubuntu_linux:strongswan, p-cpe:/a:canonical:ubuntu_linux:charon-cmd, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-dnskey, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-dnscert, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-pkcs11, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-lookip, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-load-tester, p-cpe:/a:canonical:ubuntu_linux:libstrongswan, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-agent, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-duplicheck, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-eap-simaka-pseudonym, p-cpe:/a:canonical:ubuntu_linux:strongswan-tnc-ifmap, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-dhcp, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-xauth-eap, p-cpe:/a:canonical:ubuntu_linux:strongswan-swanctl, p-cpe:/a:canonical:ubuntu_linux:strongswan-tnc-pdp, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-eap-peap, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-eap-gtc, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-curl, p-cpe:/a:canonical:ubuntu_linux:strongswan-ikev2, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-soup, p-cpe:/a:canonical:ubuntu_linux:strongswan-plugin-ntru

必要的 KB 項目: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

可輕鬆利用: No known exploits are available

修補程式發佈日期: 2023/12/14

弱點發布日期: 2023/12/7

參考資訊

CVE: CVE-2023-41913

USN: 6488-2