CVE-2019-15802 is a medium-severity vulnerability affecting Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. It stems from the use of a hardcoded cryptographic key for password encryption, allowing an attacker to decrypt all previously encrypted passwords, including those in configuration backups or embedded in firmware. The vulnerability has a CVSS score of 5.9, indicating a network-based attack with high confidentiality impact but high attack complexity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.50\(aahh.0\)c0CPE matchmatch criteria | cpe:2.3:o:zyxel:gs1900-8_firmware:*:*:*:*:*:*:*:* | ||
< 2.50\(aahi.0\)c0CPE matchmatch criteria | cpe:2.3:o:zyxel:gs1900-8hp_firmware:*:*:*:*:*:*:*:* | ||
< 2.50\(aazi.0\)c0CPE matchmatch criteria | cpe:2.3:o:zyxel:gs1900-10hp_firmware:*:*:*:*:*:*:*:* | ||
< 2.50\(aahj.0\)c0CPE matchmatch criteria | cpe:2.3:o:zyxel:gs1900-16_firmware:*:*:*:*:*:*:*:* | ||
< 2.50\(aahk.0\)c0CPE matchmatch criteria | cpe:2.3:o:zyxel:gs1900-24e_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.