PT-2018-6479 · Huawei · Usg5150Bsr+4

Dennis Felsch + 2 · Published 2018-08-13 · Updated 2018-10-12 · CVE-2017-17305

Positive Technologies (AI Summary)

CVSS v3.1

5.9

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: Huawei Firewall products USG2205BSR version V300R001C10SPC600 Huawei Firewall products USG2220BSR version V300R001C00 Huawei Firewall products USG5120BSR version V300R001C00 Huawei Firewall products USG5150BSR version V300R001C00

Description: The issue is related to a Bleichenbacher Oracle vulnerability in the IPSEC IKEv1 implementations. Remote attackers can decrypt IPSEC tunnel ciphertext data by leveraging a Bleichenbacher RSA padding oracle, causing a Bleichenbacher oracle attack. Successful exploitation of this issue can impact IPSec tunnel security.

Recommendations: For USG2205BSR version V300R001C10SPC600, consider disabling the IPSEC IKEv1 implementation until a patch is available. For USG2220BSR version V300R001C00, consider disabling the IPSEC IKEv1 implementation until a patch is available. For USG5120BSR version V300R001C00, consider disabling the IPSEC IKEv1 implementation until a patch is available. For USG5150BSR version V300R001C00, consider disabling the IPSEC IKEv1 implementation until a patch is available.

Fix

Weakness Enumeration

CWE-310

Related Identifiers

CVE-2017-17305

Affected Products

Huawei Vrp

Usg2205Bsr

Usg2220Bsr

Usg5120Bsr

Usg5150Bsr

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2017-17305 · Security Note
• https://huawei.com/en/psirt/security-advisories/huawei-sa-20180813-01-Bleichenbacher-en · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2017-17305 · Vendor Advisory