How severe is CVE-2013-2763?

CVE-2013-2763 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2013-2763 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-2763?

CVE-2013-2763 primarily affects Schneider-electric Modicon M340 Bmx Noc 0401 Firmware. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-2763?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2013-2763 published?

CVE-2013-2763 was published on 2013-04-04 and last updated on 2026-06-16.

CVE-2013-2763

CVE-2013-2763 is a medium-severity vulnerability in Schneider-electric Modicon M340 Bmx Noc 0401 Firmware with a CVSS 2.0 base score of 5.0. 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-400.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Schneider-electric Modicon M340 Bmx Noc 0401 Firmware
Published: 2013-04-04
Last modified: 2026-06-16

Description

The Schneider Electric M340 PLC modules allow remote attackers to cause a denial of service (resource consumption) via unspecified vectors. NOTE: the vendor reportedly disputes this issue because it "could not be duplicated" and "an attacker could not remotely exploit this observed behavior to deny PLC control functions.

Frequently asked questions

What is CVE-2013-2763?: The Schneider Electric M340 PLC modules allow remote attackers to cause a denial of service (resource consumption) via unspecified vectors. NOTE: the vendor reportedly disputes this issue because it "could not be duplicated" and "an attacker could not remotely exploit this observed behavior to deny PLC control functions.
How severe is CVE-2013-2763?: CVE-2013-2763 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2013-2763 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-2763?: CVE-2013-2763 primarily affects Schneider-electric Modicon M340 Bmx Noc 0401 Firmware. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-2763?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-2763 published?: CVE-2013-2763 was published on 2013-04-04 and last updated on 2026-06-16.

References

http://ics-cert.us-cert.gov/pdf/ICSA-13-077-01A.pdf

Affected products (12)

cpe:2.3:o:schneider-electric:modicon_m340_bmx_noc_0401_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:modicon_m340_bmx_noe_0100_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:modicon_m340_bmx_noe_0100h_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:modicon_m340_bmx_noe_0110_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:modicon_m340_bmx_noe_0110h_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:modicon_m340_bmx_nor_0200h_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:modicon_m340_bmx_p34-2010_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:modicon_m340_bmx_p34-2030_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:modicon_m340_bmxp341000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:modicon_m340_bmxp342010_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:modicon_m340_bmxp342020_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:modicon_m340_bmxp342030_firmware:-:*:*:*:*:*:*:*

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