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CVE-2021-26105

HIGHCVSS 8.8/10EPSS 0.47%

Last modified

CVE-2021-26105 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A stack-based buffer overflow vulnerability (CWE-121) in the profile parser of FortiSandbox version 3.2.2 and below, version 3.1.4 and below may allow an authenticated attacker to potentially execute unauthorized code or commands via specifically crafted HTTP requests.. EPSS estimates a 0.47% chance of exploitation in the next 30 days.

Description

A stack-based buffer overflow vulnerability (CWE-121) in the profile parser of FortiSandbox version 3.2.2 and below, version 3.1.4 and below may allow an authenticated attacker to potentially execute unauthorized code or commands via specifically crafted HTTP requests.

Metrics

CVSS 3.1
8.8/10

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

EPSS Probability
0.47%

37.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
FortinetFortisandbox>= 3.1.0, <= 3.1.4
FortinetFortisandbox>= 3.2.0, < 3.2.3
FortinetFortisandbox4.0.0

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2021-26105?
A stack-based buffer overflow vulnerability (CWE-121) in the profile parser of FortiSandbox version 3.2.2 and below, version 3.1.4 and below may allow an authenticated attacker to potentially execute unauthorized code or commands via specifically crafted HTTP requests.
How severe is CVE-2021-26105?
CVE-2021-26105 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.47% probability of exploitation in the next 30 days.
How do I fix CVE-2021-26105?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-26105?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST