01 Record
CVE-2023-2887
User Authentication Bypass in CBOT's Chatbot
CriticalPUBLISHEDCNA: TR-CERT
CNA base score9.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
02 Description
User Authentication Bypass in CBOT's Chatbot
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.76% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 54.9% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2023-05-25 08:33Z3 YR AGO
- Last updated
- 2026-05-22 10:46Z5 MO AGO
- Reserved
- 2023-05-25
- Assigning CNA
- TR-CERT
- Record state
- PUBLISHED
- Severity
- Critical (CVSS 9.8)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-290Authentication Bypass by SpoofingBase
- Data version
- 5.2
- Document digest
- 9c90e4b61b58496b6bdd9ce3af97855b6a58457f6aa6fe720473095252073f7d
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.usom.gov.trhttps://www.usom.gov.tr/bildirim/tr-23-0293
- siberguvenlik.gov.trhttps://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-23-0293
07 Remediation
Update the Core to >= v4.0.3.4 and the Panel to >= v4.0.3.7 .