Vulnerability Details : CVE-2021-39271
OrbiTeam BSCW Classic before 7.4.3 allows authenticated remote code execution (RCE) during archive extraction via attacker-supplied Python code in the class attribute of a .bscw file. This is fixed in 5.0.12, 5.1.10, 5.2.4, 7.3.3, and 7.4.3.
Vulnerability category: Execute code
Products affected by CVE-2021-39271
- cpe:2.3:a:bscw:bscw_classic:*:*:*:*:*:*:*:*
- cpe:2.3:a:bscw:bscw_classic:*:*:*:*:*:*:*:*
- cpe:2.3:a:bscw:bscw_classic:*:*:*:*:*:*:*:*
- cpe:2.3:a:bscw:bscw_classic:*:*:*:*:*:*:*:*
- cpe:2.3:a:bscw:bscw_classic:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-39271
3.11%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 91 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-39271
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST | |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
References for CVE-2021-39271
-
http://packetstormsecurity.com/files/163989/BSCW-Server-Remote-Code-Execution.html
BSCW Server Remote Code Execution ≈ Packet StormExploit;Mailing List;Third Party Advisory
-
https://www.bscw.de/en/company/
Company – BSCW | Groupware for efficient teamwork and document managementVendor Advisory
-
https://seclists.org/fulldisclosure/2021/Aug/24
Full Disclosure: SEC Consult SA-20210827-0 :: Authenticated RCE in BSCW ServerExploit;Mailing List;Third Party Advisory
Jump to