Deserialization in Cyberark Password Vault
CVE-2018-9843
The REST API in CyberArk Password Vault Web Access before 9.9.5 and 10.x before 10.1 allows remote attackers to execute arbitrary code via a serialized .NET object in an Authorization HTTP header.
Vulnerability class: Insecure Deserialization
EPSS: 0.173 (96.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Cyberark Password_vault
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (mailing-list, Exploit, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- cve@mitre.org (Exploit, VDB Entry, Third Party Advisory, exploit, x_refsource_EXPLOIT-DB)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (mailing-list, Exploit, x_refsource_BUGTRAQ, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-9843?
- CVE-2018-9843 is a critical-severity vulnerability in Cyberark Password Vault, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2018-04-12.
- How severe is CVE-2018-9843?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2018-9843 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.