CVE-2017-16564: grandstream ht802_firmware Cross-site Scripting
CVSS: 5.4v3.0MediumModified
Published 06-11-2017Last modified 05-08-2024
Vulnerability summary
CVE-2017-16564 is a medium (CVSS 5.4) Cross-site Scripting vulnerability in grandstream ht802_firmware. EPSS estimates a 0.61% chance of exploitation in the next 30 days, higher than 48.7% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
5.4/10
010
Medium · v3.0 (NVD)EPSS score
0.61%
0%100%
Low · -0.18 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 06-11-2017PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
Stored Cross-site scripting (XSS) vulnerability in /cgi-bin/config2 on Vonage (Grandstream) HT802 devices allows remote authenticated users to inject arbitrary web script or HTML via the DHCP vendor class ID field (P148).
CVSS metrics
2 scores · 1 source · 2 versionsMedium 5.4Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:NSourcesSingle source
Low 3.5Preferred score · NVD (NIST)
AV:N/AC:M/Au:S/C:N/I:P/A:NSourcesSingle source
EPSS trend
Probability
0.61%
Chance of exploitation in the next 30 days
Percentile
49%
Versus all other CVEs
30-day change
-0.18 pp
From 0.80% on 21-09-2026
21-09-202621-10-2026
EPSS score0.61%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (distributedcompute.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Grandstream1 product
1 vendor · 1 product
References
1 links- distributedcompute.com/2017/11/04/vonage-ht802-multiple-vulnerabilities/X Refsource MISCExploitThird Party Advisory