CVE-2018-20221

Ajera vulnerability

CVSS

8.8

EPSS

10.3%

EPSS pct

95th

Exploited

No known

Secure/SAService.rem in Deltek Ajera Timesheets 9.10.16 and prior are vulnerable to remote code execution via deserialization of untrusted user input from an authenticated user. The executed code will run as the IIS Application Pool that is running the application.

Affected vendor

Deltek

Affected product

Ajera

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness type (CWE)

CWE-502 — Deserialization of Untrusted Data

Published

2019-03-21

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring low privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 10.3% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2018-20221

Confirm whether Deltek Ajera is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2018-20221.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-20221

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-20221 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

Run a free external exposure scan

Are you exposed to CVE-2018-20221?

Run an instant, non-intrusive external scan to check your attack surface for CVE-2018-20221.

Start free scan

No credit card. Agentless.

Related vulnerabilities

Classpath vulnerability

HIGH

CVE-2008-5662

Java Wireless Toolkit For Cldc vulnerability