Buffer overflow in Isc Dhcp
CVE-2021-25217
In ISC DHCP 4.1-ESV-R1 -> 4.1-ESV-R16, ISC DHCP 4.4.0 -> 4.4.2 (Other branches of ISC DHCP (i.e., releases in the 4.0.x series or lower and releases in the 4.3.x series) are beyond their End-of-Life (EOL) and no longer supported by ISC. Fr…
Vulnerability class: Buffer Overflow
EPSS: 0.061 (92.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.
Affected products
- Isc Dhcp — versions 4.1-esv
- Isc Dhcp — versions 4.1 ESV, 4.4
- Netapp Ontap_select_deploy_administration_utility
- Netapp Solidfire_\&_hci_management_node
- Siemens Ruggedcom_rox_mx5000
- Siemens Ruggedcom_rox_mx5000_firmware
- Siemens Ruggedcom_rox_rx1400
- Siemens Ruggedcom_rox_rx1400_firmware
- Siemens Ruggedcom_rox_rx1500
- Siemens Ruggedcom_rox_rx1500_firmware
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-officer@isc.org (Exploit, Vendor Advisory)
- security-officer@isc.org (mailing-list, Patch, Mailing List, Third Party Advisory)
- security-officer@isc.org (vendor-advisory)
- security-officer@isc.org (mailing-list, Mailing List, Third Party Advisory)
- security-officer@isc.org (vendor-advisory)
- security-officer@isc.org (Patch, Third Party Advisory)
- security-officer@isc.org (Third Party Advisory)
- security-officer@isc.org (Patch, Third Party Advisory)
- security-officer@isc.org (vendor-advisory)
Frequently asked questions
- What is CVE-2021-25217?
- CVE-2021-25217 is a high-severity vulnerability in Isc Dhcp, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.4/10. Published 2021-05-26.
- How severe is CVE-2021-25217?
- High severity. CVSS v3 base score is 7.4 out of 10.
- Is CVE-2021-25217 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.