High severity · published Dec 26, 2021
CVE-2021-45557
Certain NETGEAR devices are affected by command injection by an authenticated user
8.8
CVSS
1.2%
EPSS
No
On KEV
Description
Certain NETGEAR devices are affected by command injection by an authenticated user. This affects GC108P before 1.0.8.2, GC108PP before 1.0.8.2, GS108Tv3 before 7.0.7.2, GS110TPv3 before 7.0.7.2, GS110TPP before 7.0.7.2, GS110TUP before 1.0.5.3, GS710TUP before 1.0.5.3, GS308T before 1.0.3.2, GS310TP before 1.0.3.2, GS710TUP before 1.0.5.3, GS716TP before 1.0.4.2, GS716TPP before 1.0.4.2, GS724TPP before 2.0.6.3, GS724TPv2 before 2.0.6.3, GS724TPP before 2.0.6.3, GS728TPPv2 before 6.0.8.2, GS728TPv2 before 6.0.8.2, GS752TPv2 before 6.0.8.2, GS752TPP before 6.0.8.2, GS750E before 1.0.1.10, MS510TXM before 1.0.4.2, and MS510TXUP before 1.0.4.2.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GF
Gc108p Firmware · Netgear
before 1.0.8.2 · source: NVD
GF
Gc108pp Firmware · Netgear
before 1.0.8.2 · source: NVD
GF
Gs108tv3 Firmware · Netgear
before 7.0.7.2 · source: NVD
GF
Gs110tpp Firmware · Netgear
before 7.0.7.2 · source: NVD
GF
Gs110tpv3 Firmware · Netgear
before 7.0.7.2 · source: NVD
GF
Gs110tup Firmware · Netgear
before 1.0.5.3 · source: NVD
GF
Gs308t Firmware · Netgear
before 1.0.3.2 · source: NVD
GF
Gs310tp Firmware · Netgear
before 1.0.3.2 · source: NVD
GF
Gs710tup Firmware · Netgear
before 1.0.5.3; before 1.0.5.3 · source: NVD
GF
Gs716tp Firmware · Netgear
before 1.0.4.2 · source: NVD
GF
Gs716tpp Firmware · Netgear
before 1.0.4.2 · source: NVD
GF
Gs724tpp Firmware · Netgear
before 2.0.6.3; before 2.0.6.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-45557
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-45557
Patch
https://kb.netgear.com/000064164/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Switches-PSV-2021-0167
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