How severe is CVE-2020-24577?

CVE-2020-24577 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-24577 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 19% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-24577?

CVE-2020-24577 affects Dlink Dsl-2888a Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-24577?

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-2020-24577 published?

CVE-2020-24577 was published on 2021-01-08 and last updated on 2026-06-17.

CVE-2020-24577

CVE-2020-24577 is a high-severity vulnerability in Dlink Dsl-2888a Firmware with a CVSS 3.x base score of 7.5. Its EPSS exploit-prediction score of 19% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-312.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 19% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-312
Affected product: Dlink Dsl-2888a Firmware
Published: 2021-01-08
Last modified: 2026-06-17

Description

An issue was discovered on D-Link DSL-2888A devices with firmware prior to AU_2.31_V1.1.47ae55. The One Touch application discloses sensitive information, such as the hashed admin login password and the Internet provider connection username and cleartext password, in the application's response body for a /tmp/var/passwd or /tmp/home/wan_stat URI.

Frequently asked questions

What is CVE-2020-24577?: An issue was discovered on D-Link DSL-2888A devices with firmware prior to AU_2.31_V1.1.47ae55. The One Touch application discloses sensitive information, such as the hashed admin login password and the Internet provider connection username and cleartext password, in the application's response body for a /tmp/var/passwd or /tmp/home/wan_stat URI.
How severe is CVE-2020-24577?: CVE-2020-24577 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-24577 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 19% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-24577?: CVE-2020-24577 affects Dlink Dsl-2888a Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-24577?: 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-2020-24577 published?: CVE-2020-24577 was published on 2021-01-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:dlink:dsl-2888a_firmware:*:*:*:*:*:*:*:*

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