Vulnerability CVE-2021-27335


Published: 2021-02-18

Description:
KollectApps before 4.8.16c is affected by insecure Java deserialization, leading to Remote Code Execution via a ysoserial.payloads.CommonsCollections parameter.

Type:

CWE-502

(Deserialization of Untrusted Data)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Kollectapp -> Kollect 

 References:
https://hacked0x90.net/index.php/2021/02/15/kollectapp-insecure-java-deserialization/

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