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Security Advisory - Three Vulnerabilities in SCCPX Module of Some Huawei Products

  • SA No:huawei-sa-20180207-01-sccpx
  • Initial Release Date: Feb 07, 2018
  • Last Release Date: Feb 07, 2018

There is an out-of-bounds read vulnerability in SCCPX module of some Huawei products. An unauthenticated, remote attacker crafts malformed packets with specific parameter to the affected products. Due to insufficient validation of packets, successful exploitation may impact availability of product service. (Vulnerability ID: HWPSIRT-2017-08119)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-17218.

There are two invalid memory access vulnerabilities in SCCPX module of some Huawei products. An unauthenticated, remote attacker crafts malformed packets with specific parameter to the affected products. Due to insufficient validation of packets, successful exploitation may impact availability of product service. (Vulnerability ID: HWPSIRT-2017-08120 and HWPSIRT-2017-08121)

The two vulnerabilities have been assigned two Common Vulnerabilities and Exposures (CVE) IDs: CVE-2017-17219 and CVE-2017-17220.

Huawei has released software updates to fix these vulnerabilities. This advisory is available at the following link:

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180207-01-sccpx-en


Product Name

Affected Version

Resolved Product and Version

DP300

V500R002C00

V500R002C00SPCb00

RP200

V500R002C00

Upgrade to TE60 V600R006C00SPC400

V600R006C00

TE60 V600R006C00SPC400

TE30

V100R001C10

Upgrade to TE60 V600R006C00SPC400

V500R002C00

V600R006C00

TE60 V600R006C00SPC400

TE40

V500R002C00

Upgrade to TE60 V600R006C00SPC400

V600R006C00

TE60 V600R006C00SPC400

TE50

V500R002C00

Upgrade to TE60 V600R006C00SPC400

V600R006C00

TE60 V600R006C00SPC400

TE60

V100R001C10

Upgrade to V600R006C00SPC400

V500R002C00

V600R006C00

V600R006C00SPC400


By exploiting these vulnerabilities, an attacker can impact availability of product service.

The vulnerability classification has been performed by using the CVSSv3 scoring system (http://www.first.org/cvss/specification-document).

HWPSIRT-2017-08119,HWPSIRT-2017-08120 and HWPSIRT-2017-08121:

Base Score: 5.3 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Temporal Score: 4.9 (E:F/RL:O/RC:C)

HWPSIRT-2017-08119:

This vulnerability can be exploited only when the following conditions are present:

The attacker gains access to the network.

Vulnerability details:

There is an out-of-bounds read vulnerability in SCCPX module of some Huawei products. An unauthenticated, remote attacker crafts malformed packets with specific parameter to the affected products. Due to insufficient validation of packets, successful exploitation may impact availability of product service.

HWPSIRT-2017-08120 and HWPSIRT-2017-08121:

This vulnerability can be exploited only when the following conditions are present:

The attacker gains access to the network.

Vulnerability details:

There are two invalid memory access vulnerabilities in SCCPX module of some Huawei products. An unauthenticated, remote attacker crafts malformed packets with specific parameter to the affected products. Due to insufficient validation of packets, successful exploitation may impact availability of product service.

Customers should contact Huawei TAC (Huawei Technical Assistance Center) to request the upgrades. For TAC contact information, please refer to Huawei worldwide website at http://www.huawei.com/en/psirt/report-vulnerabilities.

These vulnerabilities were discovered by Huawei internal tester.

2018-02-07 V1.0 INITIAL

Huawei adheres to protecting the ultimate interests of users with best efforts and the principle of responsible disclosure and deal with product security issues through our response mechanism.

To enjoy Huawei PSIRT services and obtain Huawei product vulnerability information, please visit http://www.huawei.com/en/psirt.

To report a security vulnerability in Huawei products and solutions, please send it to PSIRT@huawei.com. For details, please visit http://www.huawei.com/en/psirt/report-vulnerabilities.

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