9 CVE-2021-34523
CISA Kev Catalog Used by Malware Used by Ransomware Patch Exploit
Microsoft Exchange Server Elevation of Privilege Vulnerability
https://nvd.nist.gov/vuln/detail/CVE-2021-34523
Categories
CWE-NVD-noinfo
References
af854a3a-2127-422b-91ae-364da2661108 Patch Exploit
| http://packetstormsecurity.com/files/163895/Microsoft-Exchange-ProxyShell-Rem... Exploit Third Party Advisory VDB Entry |
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-3... Patch Vendor Advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-21-822/ Third Party Advisory VDB Entry |
secure@microsoft.com Patch Exploit
| http://packetstormsecurity.com/files/163895/Microsoft-Exchange-ProxyShell-Rem... Exploit Third Party Advisory VDB Entry |
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-3... Patch Vendor Advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-21-822/ Third Party Advisory VDB Entry |
CPE
| cpe | start | end |
|---|---|---|
| Configuration 1 | ||
| cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_23:*:*:*:*:*:* | ||
| cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_19:*:*:*:*:*:* | ||
| cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_20:*:*:*:*:*:* | ||
| cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_8:*:*:*:*:*:* | ||
| cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_9:*:*:*:*:*:* | ||
REMEDIATION
Patch
| Url |
|---|
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-3... |
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-3... |
EXPLOITS
Exploit-db.com
| id | description | date | |
|---|---|---|---|
| No known exploits | |||
POC Github
| Url |
|---|
| https://github.com/mithridates1313/ProxyShell_POC |
Other Nist (github, ...)
| Url |
|---|
| http://packetstormsecurity.com/files/163895/Microsoft-Exchange-ProxyShell-Rem... |
| http://packetstormsecurity.com/files/163895/Microsoft-Exchange-ProxyShell-Rem... |
CAPEC
Common Attack Pattern Enumerations and Classifications
| id | description | severity |
|---|---|---|
| No entry | ||
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