Yellowbrik PEC-1864 authentication bypass
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-311.
Summary
Yellobrik PEC-1864 implements authentication checks via javascript in the frontend interface. When the device can be accessed over the network an attacker could bypass authentication. This would allow an attacker to : - Change the password, resulting in a DOS of the users - Change the streaming source, compromising the integrity of the stream - Change the streaming destination, compromising the confidentiality of the stream This issue affects Yellowbrik: PEC 1864. No patch has been issued by the manufacturer as this model was discontinued.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Lynx Technik AG | Yellowbrik | PEC 1864 and later | — | No fix listed | CNA |
- Yellowbrik VendorLynx Technik AG Affected PEC 1864 and later Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:lynx-technik:yellobrik_pec_1864_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Lynx Technik AG |
| cpe:2.3:h:lynx-technik:yellobrik_pec_1864:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Lynx Technik AG |
- cpe:2.3:o:lynx-technik:yellobrik_pec_1864_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Lynx Technik AG
- cpe:2.3:h:lynx-technik:yellobrik_pec_1864:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Lynx Technik AG
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-0750
- 2026-10-03 Alias added: GHSA-x7hm-jh97-58mq
References
Sources
- CVE-2023-0750 · CVE Program
- CVE-2023-0750 · NVD
- FIRST EPSS
- GHSA-x7hm-jh97-58mq · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences