CVE-2024-27198

Exploitation

Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalog on 2024-03-07. Federal remediation due 2024-03-28. Known ransomware campaign use: reported by CISA.

SSVC decision

• ExploitationactiveCISA reports credible evidence of active exploitation.
• AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

99.93% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 99.9% of scored records. A rank, not a probability.

NVD base score

9.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2024-03-04 17:21Z2 YR AGO

Last updated

2025-10-21 23:05Z1 YR AGO

Reserved

2024-02-21

Assigning CNA

JetBrains

Record state

PUBLISHED

Severity

Critical (CVSS 9.8)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

• CWE-288Authentication Bypass Using an Alternate Path or ChannelBase

Data version

5.1

Document digest

5f49d8593f6f3e4d58a0c96502a38957395586a929dd2be2d18fc8b49eba3113

• www.jetbrains.comhttps://www.jetbrains.com/privacy-security/issues-fixed/
• www.darkreading.comhttps://www.darkreading.com/cyberattacks-data-breaches/jetbrains-teamcity-mass-exploitation-underway-rogue-accounts-thrive
• www.cisa.govhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-27198government-resource