Arbitrary file upload in Vembu Bdr Suite
CVE-2021-26473
In VembuBDR before 4.2.0.1 and VembuOffsiteDR before 4.2.0.1 the http API located at /sgwebservice_o.php action logFilePath allows an attacker to write arbitrary files in the context of the web server process. These files can then be executed remotely by calling the file via the web server.
Vulnerability class: Unrestricted File Upload
EPSS: 0.018 (76.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Vembu Bdr_suite
- Vembu Offsite_dr
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory, Broken Link)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-26473?
- CVE-2021-26473 is a critical-severity vulnerability in Vembu Bdr Suite, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2021-06-08.
- How severe is CVE-2021-26473?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-26473 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.