CVE-2021-34979

CWE-120 — Classic Buffer Overflow4 documents4 sources
Severity
8.8HIGH
EPSS
0.2%
top 54.88%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Netgear R6260Netgear R6260 Firmware
Timeline
PublishedJan 13
Latest updateMar 14

Description

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6260 1.1.0.78_1.0.1 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of SOAP requests. When parsing the SOAPAction header, the process does not properly validate the length of user-supplied data prior to copying it to a fixed-length buffer. An attacker can leverage this vulnerability to execute code in the context …

CVSS vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages2 packages

▶CVEListV5netgear/r62601.1.0.78_1.0.1
▶NVDnetgear/r6260_firmware1.1.0.78_1.0.1

🔴Vulnerability Details

2
GHSA
GHSA-4873-p9vm-3mmf: This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6260 1↗2022-01-14
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CVEList
CVE-2021-34979: This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6260 1↗2022-01-13
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🔍Detection Rules

1
Suricata
ET EXPLOIT Netgear R6260 Mini_httpd Buffer Overflow Attempt - Possible RCE (CVE-2021-34979)↗2022-03-14
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CVE-2021-34979 (HIGH CVSS 8.8) | This vulnerability allows network-a | cvebase.io