CVE-2018-10240 Weak cryptography in n/a

What is CVE-2018-10240?

CVE-2018-10240 is a high-severity vulnerability in Solarwinds Serv-U, published on 16 May 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

SolarWinds Serv-U MFT before 15.1.6 HFv1 assigns authenticated users a low-entropy session token that can be included in requests to the application as a URL parameter in lieu of a session cookie. This session token's value can be brute-forced by an attacker to obtain the corresponding session cookie and hijack the user's session.

Weakness: CWE-331

Which versions are affected by CVE-2018-10240?

It affects 1 product.

Products include Solarwinds Serv-U.

How do I fix CVE-2018-10240?

No fix has been published for CVE-2018-10240 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-10240 being exploited?

There is no known exploitation of CVE-2018-10240 in the wild and no public exploit code.

Other vulnerabilities in Solarwinds Serv-U

• CVE-2021-35211 SolarWinds Serv-U Remote Code Execution Exploited Critical 9.0
• CVE-2024-28995 SolarWinds Serv-U Path Traversal Vulnerability Exploited High 8.6
• CVE-2026-28318 SolarWinds Serv-U Uncontrolled Resource Consumption Exploited High 7.5
• CVE-2021-35247 SolarWinds Serv-U Improper Input Validation Exploited Medium 4.3
• CVE-2020-35481 Code injection in n/a Critical 9.8

All Solarwinds Serv-U vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-hw6q-c5xp-mh35.