Deserialization in Aca Assuweb
CVE-2021-3160
Deserialization of untrusted data in the login page of ASSUWEB 359.3 build 1 subcomponent of ACA ASSUREX RENTES product allows a remote attacker to inject unsecure serialized Java object using a specially crafted HTTP request, resulting in an unauthenticated remote code execution on the server.
Vulnerability class: Insecure Deserialization
EPSS: 0.047 (90.8th 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
- Aca Assuweb — versions 359.3
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-3160?
- CVE-2021-3160 is a critical-severity vulnerability in Aca Assuweb, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2021-01-28.
- How severe is CVE-2021-3160?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-3160 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.