How severe is CVE-2013-0655?

CVE-2013-0655 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2013-0655 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-0655?

CVE-2013-0655 primarily affects Schneider-electric Software Update Utility. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-0655?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2013-0655 published?

CVE-2013-0655 was published on 2013-01-21 and last updated on 2026-06-16.

CVE-2013-0655

CVE-2013-0655 is a critical-severity vulnerability in Schneider-electric Software Update Utility with a CVSS 2.0 base score of 9.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Schneider-electric Software Update Utility
Published: 2013-01-21
Last modified: 2026-06-16

Description

The client in Schneider Electric Software Update (SESU) Utility 1.0.x and 1.1.x does not ensure that updates have a valid origin, which allows man-in-the-middle attackers to spoof updates, and consequently execute arbitrary code, by modifying the data stream on TCP port 80.

Frequently asked questions

What is CVE-2013-0655?: The client in Schneider Electric Software Update (SESU) Utility 1.0.x and 1.1.x does not ensure that updates have a valid origin, which allows man-in-the-middle attackers to spoof updates, and consequently execute arbitrary code, by modifying the data stream on TCP port 80.
How severe is CVE-2013-0655?: CVE-2013-0655 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2013-0655 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-0655?: CVE-2013-0655 primarily affects Schneider-electric Software Update Utility. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-0655?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2013-0655 published?: CVE-2013-0655 was published on 2013-01-21 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:schneider-electric:software_update_utility:1.0:*:*:*:*:*:*:*
cpe:2.3:a:schneider-electric:software_update_utility:1.0.13:*:*:*:*:*:*:*
cpe:2.3:a:schneider-electric:software_update_utility:1.1:*:*:*:*:*:*:*

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