How severe is CVE-2017-17202?

CVE-2017-17202 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-17202 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-17202?

CVE-2017-17202 primarily affects Huawei Ar120-s Firmware. In total, 98 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-17202?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2017-17202 published?

CVE-2017-17202 was published on 2018-02-15 and last updated on 2026-06-17.

CVE-2017-17202

CVE-2017-17202 is a high-severity vulnerability in Huawei Ar120-s Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-125
Affected product: Huawei Ar120-s Firmware
Published: 2018-02-15
Last modified: 2026-06-17

Description

Huawei AR120-S V200R005C32, V200R006C10, V200R007C00, V200R008C20, V200R008C30, AR1200 V200R005C32, V200R006C10, V200R007C00, V200R007C01, V200R007C02, V200R008C20, V200R008C30, AR1200-S V200R005C32, V200R006C10, V200R007C00, V200R008C20, V200R008C30, AR150 V200R005C32, V200R006C10, V200R007C00, V200R007C01, V200R007C02, V200R008C20, V200R008C30, AR150-S V200R005C32, V200R007C00, V200R008C20, V200R008C30, AR160 V200R005C32, V200R006C10, V200R007C00, V200R007C01, V200R007C02, V200R008C20, V200R008C30, AR200 V200R005C32, V200R006C10, V200R007C00, V200R007C01, V200R008C20, V200R008C30, AR200-S V200R005C32, V200R006C10, V200R007C00, V200R008C20, V200R008C30, AR2200 V200R006C10, V200R007C00, V200R007C01, V200R007C02, V200R008C20, V200R008C30, AR2200-S V200R005C32, V200R006C10, V200R007C00, V200R008C20, V200R008C30, AR3200 V200R005C32, V200R006C10, V200R006C11, V200R007C00, V200R007C01, V200R007C02, V200R008C00, V200R008C10, V200R008C20, V200R008C30, AR3600 V200R006C10, V200R007C00, V200R007C01, V200R008C20, AR510 V200R005C32, V200R006C10, V200R007C00, V200R008C20, V200R008C30, NetEngine16EX V200R005C32, V200R006C10, V200R007C00, V200R008C20, V200R008C30, SRG1300 V200R005C32, V200R006C10, V200R007C00, V200R007C02, V200R008C20, V200R008C30, SRG2300 V200R005C32, V200R006C10, V200R007C00, V200R007C02, V200R008C20, V200R008C30, SRG3300 V200R005C32, V200R006C10, V200R007C00, V200R008C20, V200R008C30 have an out-of-bounds read vulnerability due to insufficient input validation. An unauthenticated, remote attacker could exploit this vulnerability by sending malformed Session Initiation Protocol(SIP) packets to the target device. Successful exploit could make the device read out of bounds and thus cause a service to be unavailable.

Frequently asked questions

What is CVE-2017-17202?: Huawei AR120-S V200R005C32, V200R006C10, V200R007C00, V200R008C20, V200R008C30, AR1200 V200R005C32, V200R006C10, V200R007C00, V200R007C01, V200R007C02, V200R008C20, V200R008C30, AR1200-S V200R005C32, V200R006C10, V200R007C00, V200R008C20, V200R008C30, AR150 V200R005C32, V200R006C10, V200R007C00, V200R007C01, V200R007C02, V200R008C20, V200R008C30, AR150-S V200R005C32, V200R007C00, V200R008C20, V200R008C30, AR160 V200R005C32, V200R006C10, V200R007C00, V200R007C01, V200R007C02, V200R008C20, V200R008C30, AR200 V200R005C32, V200R006C10, V200R007C00, V200R007C01, V200R008C20, V200R008C30, AR200-S V200R005C32, V200R006C10, V200R007C00, V200R008C20, V200R008C30, AR2200 V200R006C10, V200R007C00, V200R007C01, V200R007C02, V200R008C20, V200R008C30, AR2200-S V200R005C32, V200R006C10, V200R007C00, V200R008C20, V200R008C30, AR3200 V200R005C32, V200R006C10, V200R006C11, V200R007C00, V200R007C01, V200R007C02, V200R008C00, V200R008C10, V200R008C20, V200R008C30, AR3600 V200R006C10, V200R007C00, V200R007C01, V200R008C20, AR510 V200R005C32, V200R006C10, V200R007C00, V200R008C20, V200R008C30, NetEngine16EX V200R005C32, V200R006C10, V200R007C00, V200R008C20, V200R008C30, SRG1300 V200R005C32, V200R006C10, V200R007C00, V200R007C02, V200R008C20, V200R008C30, SRG2300 V200R005C32, V200R006C10, V200R007C00, V200R007C02, V200R008C20, V200R008C30, SRG3300 V200R005C32, V200R006C10, V200R007C00, V200R008C20, V200R008C30 have an out-of-bounds read vulnerability due to insufficient input validation. An unauthenticated, remote attacker could exploit this vulnerability by sending malformed Session Initiation Protocol(SIP) packets to the target device. Successful exploit could make the device read out of bounds and thus cause a service to be unavailable.
How severe is CVE-2017-17202?: CVE-2017-17202 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-17202 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-17202?: CVE-2017-17202 primarily affects Huawei Ar120-s Firmware. In total, 98 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-17202?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-17202 published?: CVE-2017-17202 was published on 2018-02-15 and last updated on 2026-06-17.

References

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180131-01-sip-en

Affected products (98)

cpe:2.3:o:huawei:ar120-s_firmware:v200r005c32:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar120-s_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar120-s_firmware:v200r007c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar120-s_firmware:v200r008c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar120-s_firmware:v200r008c30:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200_firmware:v200r005c32:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200_firmware:v200r007c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200_firmware:v200r007c01:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200_firmware:v200r007c02:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200_firmware:v200r008c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200_firmware:v200r008c30:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200-s_firmware:v200r005c32:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200-s_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200-s_firmware:v200r007c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200-s_firmware:v200r008c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar1200-s_firmware:v200r008c30:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar150_firmware:v200r005c32:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar150_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar150_firmware:v200r007c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar150_firmware:v200r007c01:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar150_firmware:v200r007c02:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar150_firmware:v200r008c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar150_firmware:v200r008c30:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar150-s_firmware:v200r005c32:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar150-s_firmware:v200r007c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar150-s_firmware:v200r008c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar150-s_firmware:v200r008c30:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar160_firmware:v200r005c32:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar160_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar160_firmware:v200r007c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar160_firmware:v200r007c01:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar160_firmware:v200r007c02:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar160_firmware:v200r008c20:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar160_firmware:v200r008c30:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar200_firmware:v200r005c32:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar200_firmware:v200r006c10:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar200_firmware:v200r007c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar200_firmware:v200r007c01:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ar200_firmware:v200r008c20:*:*:*:*:*:*:*

More vulnerabilities in Huawei Ar120-s Firmware

CVE-2017-17301 — Critical (CVSS 9.8): Huawei AR120-S V200R005C32, V200R006C10, V200R007C00, V200R008C20, AR1200 V200R005C20, V200R005C32, V200R006C10,…
CVE-2019-19417 — High (CVSS 7.5): The SIP module of some Huawei products have a denial of service (DoS) vulnerability. A remote attacker could exploit…
CVE-2019-19416 — High (CVSS 7.5): The SIP module of some Huawei products have a denial of service (DoS) vulnerability. A remote attacker could exploit…
CVE-2019-19415 — High (CVSS 7.5): The SIP module of some Huawei products have a denial of service (DoS) vulnerability. A remote attacker could exploit…
CVE-2019-5304 — High (CVSS 7.5): Some Huawei products have a buffer error vulnerability. An unauthenticated, remote attacker could send specific MPLS…
CVE-2019-5294 — High (CVSS 7.5): There is an out of bound read vulnerability in some Huawei products. A remote, unauthenticated attacker may send a…

All CVEs affecting Huawei Ar120-s Firmware →

Other CWE-125 (Out-of-bounds Read) vulnerabilities

CVE-2026-24826 — Critical (CVSS 10.0): Out-of-bounds Write, Divide By Zero, NULL Pointer Dereference, Use of Uninitialized Resource, Out-of-bounds Read,…
CVE-2024-22004 — Critical (CVSS 10.0): Due to length check, an attacker with privilege access on a Linux Nonsecure operating system can trigger a…
CVE-2021-41556 — Critical (CVSS 10.0): sqclass.cpp in Squirrel through 2.2.5 and 3.x through 3.1 allows an out-of-bounds read (in the core interpreter) that…
CVE-2021-21777 — Critical (CVSS 10.0): An information disclosure vulnerability exists in the Ethernet/IP UDP handler functionality of EIP Stack Group OpENer…
CVE-2017-14451 — Critical (CVSS 10.0): An exploitable out-of-bounds read vulnerability exists in libevm (Ethereum Virtual Machine) of CPP-Ethereum. A…
CVE-2013-0767 — Critical (CVSS 10.0): The nsSVGPathElement::GetPathLengthScale function in Mozilla Firefox before 18.0, Firefox ESR 10.x before 10.0.12 and…

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