CVE-2018-7507: WPLSoft in Delta Electronics versions 2.45.0 and prior utilizes a fixed length heap buffer where a value large

Q: How do I fix CVE-2018-7507?

wplsoft: upgrade to newer than 2.45.0. Exact commands for each OS are on this page.

Q: Is CVE-2018-7507 being exploited?

CVE-2018-7507 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-2018-7507 affect?

CVE-2018-7507 affects wplsoft. Severity is high (CVSS 8.8). WPLSoft in Delta Electronics versions 2.45.0 and prior utilizes a fixed length heap buffer where a value larger than the buffer can be read from a file into the buffer, causing the buffer to be overwritten, which may allow remote code execu

This month

HIGH 8.8UPGRADE

CVE-2018-7507 is a high-severity flaw (CVSS 8.8) affecting wplsoft. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

WPLSoft in Delta Electronics versions 2.45.0 and prior utilizes a fixed length heap buffer where a value larger than the buffer can be read from a file into the buffer, causing the buffer to be overwritten, which may allow remote code execution or cause the application to crash.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	2.7% (top 14%)
CISA exploited list	No
Weakness	CWE-122, CWE-119
Published	2018-05-04
Last modified	2026-06-17

Publisher (CNA): ICS-CERT · Vendor: deltaww

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

Am I affected?

Timeline

2018-05-04 19:29 UTCPublished CVE record published
2026-06-17 02:03 UTCUpdated Record last modified

deltaww wplsoft UPGRADE

Affected: <= 2.45.0

Fixed in: newer than 2.45.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy wplsoft || rpm -q wplsoft || wplsoft --version

2. UPGRADE to newer than 2.45.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade wplsoft

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade wplsoft

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-2018-7507?

wplsoft: upgrade to newer than 2.45.0. Exact commands for each OS are on this page.

Is CVE-2018-7507 being exploited?

CVE-2018-7507 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-2018-7507 affect?

CVE-2018-7507 affects wplsoft. Severity is high (CVSS 8.8). WPLSoft in Delta Electronics versions 2.45.0 and prior utilizes a fixed length heap buffer where a value larger than the buffer can be read from a file into the buffer, causing the buffer to be overwritten, which may allow remote code execu

How urgent is CVE-2018-7507?

Priority 52/100. High severity

Related CVEs

CVE-2023-5461 LOW 3.7 DOWNGRADE A vulnerability was found in Delta Electronics WPLSoft 2.51
CVE-2023-5460 LOW 3.5 UPGRADE A vulnerability was found in Delta Electronics WPLSoft up to 2.51 and classified as problematic
CVE-2023-5130 HIGH 8.2 DOWNGRADE A buffer overflow vulnerability exists in Delta Electronics WPLSoft
CVE-2018-7509 HIGH 8.8 UPGRADE WPLSoft in Delta Electronics versions 2.45.0 and prior writes data from a file outside the bounds of the inten
CVE-2018-7494 HIGH 8.8 UPGRADE WPLSoft in Delta Electronics versions 2.45.0 and prior utilizes a fixed length stack buffer where a value larg

References

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