CVE-2023-31300: An issue was discovered in Sesami Cash Point & Transport Optimizer (CPTO) version 6.3.8.6 (#718), allows remot

Routine

HIGH 7.5REMOTEDOWNGRADE

CVE-2023-31300 is a high-severity flaw (CVSS 7.5) affecting cash point \& transport optimizer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in Sesami Cash Point & Transport Optimizer (CPTO) version 6.3.8.6 (#718), allows remote attackers to obtain sensitive information via transmission of unencrypted, cleartext credentials during Password Reset feature.

Why this priority

High severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 70%)
CISA exploited list	No
Weakness	CWE-319
Published	2023-12-29
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: sesami

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

Am I affected?

Timeline

2023-12-29 06:15 UTCPublished CVE record published
2026-06-17 05:56 UTCUpdated Record last modified

sesami cash point \& transport optimizer DOWNGRADE

Affected: 6.3.8.6.718

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.3.8.6.718

1. Check installed version

apt-cache policy cash-point--transport-optimizer || rpm -q cash-point--transport-optimizer || cash-point--transport-optimizer --version

2. No fixed release: DOWNGRADE to a release before 6.3.8.6.718 (Debian / Ubuntu)

apt-cache madison cash-point--transport-optimizer sudo apt install cash-point--transport-optimizer=<VERSION_BEFORE_6.3.8.6.718> sudo apt-mark hold cash-point--transport-optimizer

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list cash-point--transport-optimizer sudo dnf downgrade cash-point--transport-optimizer-<VERSION_BEFORE_6.3.8.6.718> sudo dnf versionlock add cash-point--transport-optimizer

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2023-31300?

cash point \& transport optimizer: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-31300 being exploited?

CVE-2023-31300 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-2023-31300 affect?

CVE-2023-31300 affects cash point \& transport optimizer. Severity is high (CVSS 7.5). An issue was discovered in Sesami Cash Point & Transport Optimizer (CPTO) version 6.3.8.6 (#718), allows remote attackers to obtain sensitive information via transmission of unencrypted, cleartext credentials during Password Reset feature.

How urgent is CVE-2023-31300?

Priority 39/100. High severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2023-31302 MEDIUM 6.1 DOWNGRADE Cross Site Scripting (XSS) vulnerability in Sesami Cash Point & Transport Optimizer (CPTO) 6.3.8.6 (#718), all
CVE-2023-31301 MEDIUM 6.1 DOWNGRADE Stored Cross Site Scripting (XSS) Vulnerability in Sesami Cash Point & Transport Optimizer (CPTO) version 6.3.
CVE-2023-31299 MEDIUM 6.1 DOWNGRADE Cross Site Scripting (XSS) vulnerability in Sesami Cash Point & Transport Optimizer (CPTO) version 6.3.8.6 (#7
CVE-2023-31298 MEDIUM 4.8 DOWNGRADE Cross Site Scripting (XSS) vulnerability in Sesami Cash Point & Transport Optimizer (CPTO) version 6.3.8.6 (#7
CVE-2023-31297 MEDIUM 4.8 DOWNGRADE An issue was discovered in SESAMI planfocus CPTO (Cash Point & Transport Optimizer) 6.3.8.6 718

References

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