CVE & CISA-KEV Catalog

CVE-2021-33514

HIGHEPSS 95th pctl
8.8
CVSS v3
NVD

Description

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker via the vulnerable /sqfs/lib/libsal.so.0.0 library used by a CGI application, as demonstrated by setup.cgi?token=';$HTTP_USER_AGENT;' with an OS command in the User-Agent field. This affects GC108P before 1.0.7.3, GC108PP before 1.0.7.3, GS108Tv3 before 7.0.6.3, GS110TPPv1 before 7.0.6.3, GS110TPv3 before 7.0.6.3, GS110TUPv1 before 1.0.4.3, GS710TUPv1 before 1.0.4.3, GS716TP before 1.0.2.3, GS716TPP before 1.0.2.3, GS724TPPv1 before 2.0.4.3, GS724TPv2 before 2.0.4.3, GS728TPPv2 before 6.0.6.3, GS728TPv2 before 6.0.6.3, GS752TPPv1 before 6.0.6.3, GS752TPv2 before 6.0.6.3, MS510TXM before 1.0.2.3, and MS510TXUP before 1.0.2.3.

CWE-78OS Command Injection

How to fix

Remediation Available
gc108p firmwareNVD
Affected:< 1.0.7.3Fixed in:1.0.7.3CVE-2021-33514derived from NVD
gc108pp firmwareNVD
Affected:< 1.0.7.3Fixed in:1.0.7.3CVE-2021-33514derived from NVD
gs108t firmwareNVD
Affected:< 7.0.6.3Fixed in:7.0.6.3CVE-2021-33514derived from NVD
gs110tp firmwareNVD
Affected:< 7.0.6.3Fixed in:7.0.6.3CVE-2021-33514derived from NVD
gs110tpp firmwareNVD
Affected:< 7.0.6.3Fixed in:7.0.6.3CVE-2021-33514derived from NVD
gs110tup firmwareNVD
Affected:< 1.0.4.3Fixed in:1.0.4.3CVE-2021-33514derived from NVD
gs710tup firmwareNVD
Affected:< 1.0.4.3Fixed in:1.0.4.3CVE-2021-33514derived from NVD
gs716tp firmwareNVD
Affected:< 1.0.2.3Fixed in:1.0.2.3CVE-2021-33514derived from NVD
gs716tpp firmwareNVD
Affected:< 1.0.2.3Fixed in:1.0.2.3CVE-2021-33514derived from NVD
gs724tp firmwareNVD
Affected:< 2.0.4.3Fixed in:2.0.4.3CVE-2021-33514derived from NVD
gs724tpp firmwareNVD
Affected:< 2.0.4.3Fixed in:2.0.4.3CVE-2021-33514derived from NVD
gs728tp firmwareNVD
Affected:< 6.0.6.3Fixed in:6.0.6.3CVE-2021-33514derived from NVD
gs728tpp firmwareNVD
Affected:< 6.0.6.3Fixed in:6.0.6.3CVE-2021-33514derived from NVD
gs752tp firmwareNVD
Affected:< 6.0.6.3Fixed in:6.0.6.3CVE-2021-33514derived from NVD
gs752tpp firmwareNVD
Affected:< 6.0.6.3Fixed in:6.0.6.3CVE-2021-33514derived from NVD
ms510txm firmwareNVD
Affected:< 1.0.2.3Fixed in:1.0.2.3CVE-2021-33514derived from NVD
ms510txup firmwareNVD
Affected:< 1.0.2.3Fixed in:1.0.2.3CVE-2021-33514derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorAdjacent
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

8.80%probability of exploitation in 30 days
95thpercentile

High risk: more likely to be exploited than 95% of all known CVEs.

References

Vendor Advisory1

Related Vulnerabilities

Other CWE-78 (OS Command Injection) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2021-1498Critical9.8100%KEVFix
CVE-2014-6271Critical9.8100%KEVFix
CVE-2019-16920Critical9.8100%KEV-
CVE-2022-44877Critical9.8100%KEVFix
CVE-2020-8515Critical9.8100%KEV-
CVE-2020-9054Critical9.8100%KEVFix
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.