CVE-2018-0140

What it is

A vulnerability in the spam quarantine of Cisco Email Security Appliance and Cisco Content Security Management Appliance could allow an authenticated, remote attacker to download any message from the spam quarantine by modifying browser string information. The vulnerability is due to a lack of verification of authenticated user accounts. An attacker could exploit this vulnerability by modifying browser strings to see messages submitted by other users to the spam quarantine within their company. Cisco Bug IDs: CSCvg39759, CSCvg42295.

At a glance

Exploitability

Can be exploited over the network with a low-privilege account. High risk of data exposure.

Exploit odds

1.6% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2018-02-08 07:29 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 01:29 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 1.6% in the next 30 days (EPSS).
• Severity: 6.5 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2018-02-08 07:29 UTC

Last modified

2026-06-17 01:29 UTC

Exploit probability

1.6% · EPSS, next 30 days

Weakness

CWE-200 · Information exposure

Record status

Modified

Affected

• Cisco Email Security Appliance Firmware 9.8.0-112
• Cisco Email Security Appliance Firmware 10.0.1-087
• Cisco Email Security Appliance Firmware 11.0.0-274
• Cisco Content Security Management Appliance 10.0.0-096
• Cisco Content Security Management Appliance 10.1.0-037
• Cisco Content Security Management Appliance 10.1.0-052
• Cisco Content Security Management Appliance 11.0.0-115

Attack profile CVSS 3.1 · 6.5

Attack vector

Network

Complexity

Low

Privileges needed

Low

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2018-0140.md and follow it. Check whether this project is affected by CVE-2018-0140. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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