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SynologyCVE-2018-8929

HistoryJul 06, 2018 - 12:29 p.m.

CVE-2018-8929

2018-07-0612:29:00

CWE-319

CWE-417

synology

web.nvd.nist.gov

cve-2018-8929

synology

ssl vpn

vulnerability

man-in-the-middle

http daemon

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

8.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

7.8

Confidence

High

EPSS

0.001

Percentile

43.5%

JSON

Improper restriction of communication channel to intended endpoints vulnerability in HTTP daemon in Synology SSL VPN Client before 1.2.4-0224 allows remote attackers to conduct man-in-the-middle attacks via a crafted payload.

Affected configurations

Nvd

Node

synologyssl_vpn_clientRange<1.2.4-0224

VendorProductVersionCPE
synologyssl_vpn_client*cpe:2.3:a:synology:ssl_vpn_client:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
synology	ssl_vpn_client	*	cpe:2.3:a:synology:ssl_vpn_client::::::::

CNA Affected

[
  {
    "product": "SSL VPN Client",
    "vendor": "Synology",
    "versions": [
      {
        "lessThan": "1.2.4-0224",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

www.synology.com/en-global/support/security/Synology_SA_18_19

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

8.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

7.8

Confidence

High

EPSS

0.001

Percentile

43.5%

JSON

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