Deserialization in Proofpoint Insider Threat Management Server

CVE-2021-40843

Proofpoint Insider Threat Management Server contains an unsafe deserialization vulnerability in the Web Console. An attacker with write access to the local database could cause arbitrary code to execute with SYSTEM privileges on the underlying server when a Web Console user triggers retrieval of that data. When chained with a SQL injection vulnerability, the vulnerability could be exploited remotely if Web Console users click a series of maliciously crafted URLs. All versions prior to 7.11.2 are affected.

Vulnerability class: Insecure Deserialization

EPSS: 0.004 (36.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-40843?
CVE-2021-40843 is a high-severity vulnerability in Proofpoint Insider Threat Management Server, classified under Deserialization of Untrusted Data. CVSS score: 7.3/10. Published 2021-10-13.
How severe is CVE-2021-40843?
High severity. CVSS v3 base score is 7.3 out of 10.