Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2017-16953

39
FAUCET Score

CVE-2017-16953 describes an authentication bypass vulnerability in the connoppp.cgi script on ZTE ZXDSL 831CII devices, allowing remote attackers to modify PPPoE configurations via unauthenticated GET requests. This high-severity vulnerability (CVSS 7.5) has a low attack complexity and requires no user interaction, enabling unauthorized configuration changes. While no active exploitation is confirmed, public exploit code exists, and the vulnerability has a high FAUCET Risk Score despite limited community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:zte:zxdsl_831cii_firmware:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
11.26%
Probability of exploitation in next 30 days
EPSS Percentile
95.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
ExploitDB: EDB-43188 · Nov 27, 2017
This CVE's current EPSS score of 0.1126 is in the 93rd percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/145121/ZTE-ZXDSL-831-Unauthorized-Configuration-Access-Bypass.html
ExploitThird Party AdvisoryVDB Entry
support.zte.com.cn / support/news/LoopholeInfoDetail.aspx
exploit-db.com / exploits/43188
Third Party AdvisoryVDB Entry