TR-21-0194 (Cisco Güvenlik Güncellemesi Yayınladı)
Genel Bilgi
Cisco, bazı ürünlerinde bulunan zafiyetler için güvenlik güncellemesi yayınladı.
Etki
Mevcut güvenlik açıklıkları nedeniyle saldırganların hedef aldıkları sistemlerde kod çalıştırarak kontrol altına almaları ve DoS saldırısı düzenlenmesi ihtimal dahilindedir. Zafiyetlerin CVE kodları şöyledir:
CVE-2021-1425, CVE-2021-1410, CVE-2021-1465, CVE-2021-1464, CVE-2021-1424, CVE-2021-1285, CVE-2021-1232, CVE-2021-1466, CVE-2021-1461, CVE-2021-1462, CVE-2021-1470, CVE-2021-1132 ve CVE-2021-1379
Çözüm
Ulusal Siber Olaylara Müdahale Merkezi (USOM), sistem yöneticilerine; Cisco firmasının yayınladığı güncellemeyi indirmelerini tavsiye etmektedir.
Kaynaklar
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-esa-sma-info-disclo-VOu2GHbZ?vs_f=Cisco%20Security%20Advisory&vs_cat=Security%20Intelligence&vs_type=RSS&vs_p=Cisco%20Email%20Security%20Appliance%20and%20%20Content%20Security%20Management%20Appliance%20Information%20Disclosure%20Vulnerability&vs_k=1
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-esa-sma-info-disclo-VOu2GHbZ
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-distupd-N87eB6Z3?vs_f=Cisco%20Security%20Advisory&vs_cat=Security%20Intelligence&vs_type=RSS&vs_p=Cisco%20Webex%20Meetings%20Unauthorized%20Distribution%20List%20Update%20Vulnerability&vs_k=1
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-distupd-N87eB6Z3
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vman-dir-trav-Bpwc5gtm?vs_f=Cisco%20Security%20Advisory&vs_cat=Security%20Intelligence&vs_type=RSS&vs_p=Cisco%20SD-WAN%20vManage%20Directory%20Traversal%20Vulnerability&vs_k=1
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vman-dir-trav-Bpwc5gtm
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vman-authorization-b-GUEpSLK?vs_f=Cisco%20Security%20Advisory&vs_cat=Security%20Intelligence&vs_type=RSS&vs_p=Cisco%20SD-WAN%20vManage%20Authorization%20Bypass%20Vulnerability&vs_k=1
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vman-authorization-b-GUEpSLK
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-staros-ipsecmgr-dos-3gkHXwvS?vs_f=Cisco%20Security%20Advisory&vs_cat=Security%20Intelligence&vs_type=RSS&vs_p=Cisco%20ASR%205000%20Series%20Software%20(StarOS)%20ipsecmgr%20Process%20Denial%20of%20Service%20Vulnerability&vs_k=1
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-staros-ipsecmgr-dos-3gkHXwvS
https://gixtools.net/2021/03/cisco-ip-phones-buffer-overflow-and-denial-of-service-vulnerabilities/
2021-03-04