CVE-2021-44230: PortSwigger Burp Suite Enterprise Edition before 2021.11 on Windows has weak file permissions for the embedded

Q: How do I fix CVE-2021-44230?

burp suite: upgrade to newer than 2021.11. Exact commands for each OS are on this page.

Q: Is CVE-2021-44230 being exploited?

CVE-2021-44230 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-44230 affect?

CVE-2021-44230 affects burp suite. Severity is medium (CVSS 6.5). PortSwigger Burp Suite Enterprise Edition before 2021.11 on Windows has weak file permissions for the embedded H2 database, which might lead to privilege escalation. This issue can be exploited by an adversary who has already compromised a

Q: How urgent is CVE-2021-44230?

Priority 38/100. No elevated risk signals yet.

Routine

MEDIUM 6.5UPGRADE

CVE-2021-44230 is a medium-severity flaw (CVSS 6.5) affecting burp suite. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PortSwigger Burp Suite Enterprise Edition before 2021.11 on Windows has weak file permissions for the embedded H2 database, which might lead to privilege escalation. This issue can be exploited by an adversary who has already compromised a valid Windows account on the server via separate means. In this scenario, the compromised account may have inherited read access to sensitive configuration, database, and log files.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.0% (top 37%)
CISA exploited list	No
Weakness	CWE-732
Published	2021-11-30
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: portswigger

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2021-11-30 19:15 UTCPublished CVE record published
2026-06-17 04:12 UTCUpdated Record last modified

portswigger burp suite UPGRADE

Affected: <= 2021.11

Fixed in: newer than 2021.11

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy burp-suite || rpm -q burp-suite || burp-suite --version

2. UPGRADE to newer than 2021.11 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade burp-suite

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade burp-suite

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2021-44230?

burp suite: upgrade to newer than 2021.11. Exact commands for each OS are on this page.

Is CVE-2021-44230 being exploited?

CVE-2021-44230 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2021-44230 affect?

CVE-2021-44230 affects burp suite. Severity is medium (CVSS 6.5). PortSwigger Burp Suite Enterprise Edition before 2021.11 on Windows has weak file permissions for the embedded H2 database, which might lead to privilege escalation. This issue can be exploited by an adversary who has already compromised a

How urgent is CVE-2021-44230?

Priority 38/100. No elevated risk signals yet.

Software pages

Windows vulnerabilities

Related CVEs

CVE-2022-35406 MEDIUM 4.3 UPGRADE A URL disclosure issue was discovered in Burp Suite before 2022.6
CVE-2021-29416 MEDIUM 6.5 UPGRADE An issue was discovered in PortSwigger Burp Suite before 2021.2

References

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