How severe is CVE-2013-2271?

CVE-2013-2271 has a CVSS 2.0 base score of 7.6, rated high severity.

Is CVE-2013-2271 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-2271?

CVE-2013-2271 primarily affects Dlink Dsl-2740b Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-2271?

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

When was CVE-2013-2271 published?

CVE-2013-2271 was published on 2013-11-19 and last updated on 2026-06-16.

CVE-2013-2271

CVE-2013-2271 is a high-severity vulnerability in Dlink Dsl-2740b Firmware with a CVSS 2.0 base score of 7.6. 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-264.

Key facts

Severity: High (CVSS 2.0 base score 7.6)
EPSS exploit prediction: 5% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Dlink Dsl-2740b Firmware
Published: 2013-11-19
Last modified: 2026-06-16

Description

The D-Link DSL-2740B Gateway with firmware EU_1.0, when an active administrator session exists, allows remote attackers to bypass authentication and gain administrator access via a request to login.cgi.

Frequently asked questions

What is CVE-2013-2271?: The D-Link DSL-2740B Gateway with firmware EU_1.0, when an active administrator session exists, allows remote attackers to bypass authentication and gain administrator access via a request to login.cgi.
How severe is CVE-2013-2271?: CVE-2013-2271 has a CVSS 2.0 base score of 7.6, rated high severity.
Is CVE-2013-2271 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-2271?: CVE-2013-2271 primarily affects Dlink Dsl-2740b Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-2271?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2013-2271 published?: CVE-2013-2271 was published on 2013-11-19 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:o:dlink:dsl-2740b_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dsl-2740b:-:*:*:*:*:*:*:*

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