CVEvulnerability

CVE-2020-25758

8.8 HIGH Published 2020-12-15 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2020-12-15
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
9.0 HIGH — AV:N/AC:L/Au:S/C:C/I:C/A:C
Weaknesses
CWE-354

Description

An issue was discovered on D-Link DSR-250 3.17 devices. Insufficient validation of configuration file checksums could allow a remote, authenticated attacker to inject arbitrary crontab entries into saved configurations before uploading. These entries are executed as root.

Affected configurations

• dlink dsr-150 firmware (<= 3.17) • dlink dsr-150n firmware (<= 3.17) • dlink dsr-250 firmware (<= 3.17) • dlink dsr-250n firmware (<= 3.17) • dlink dsr-500 firmware (<= 3.17) • dlink dsr-500n firmware • dlink dsr-500ac firmware (<= 3.17) • dlink dsr-1000 firmware (<= 3.17) • dlink dsr-1000n firmware (<= 3.17) • dlink dsr-1000ac firmware (<= 3.17)

Related

Weakness · CWE (1)

  • CWE-354 Improper Validation of Integrity Check Value weakness

References