🛡️ CVE-2023-2885 — cbot-core

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is high, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

• Attack vector: Network — reachable from anywhere that can route to the service.
• Attack complexity: High — the attacker first has to win a race, learn a secret or otherwise prepare the target.
• Privileges required: None — an unauthenticated stranger can try it.
• User interaction: None — nobody has to be tricked into anything.
• Scope: Unchanged — the damage stays inside the vulnerable component.
• Confidentiality impact: High — total loss, or loss the attacker controls.
• Integrity impact: High — total loss, or loss the attacker controls.
• Availability impact: High — total loss, or loss the attacker controls.

Weakness class

CVE-2023-2885 is classified as CWE-924: Improper Enforcement of Message Integrity During Transmission in a Communication Channel. The product establishes a communication channel with an endpoint and receives a message from that endpoint, but it does not sufficiently ensure that the message was not modified during transmission.

Affected software

CVE-2023-2885 is recorded against 2 packages.

• cbot-core (fixed in 4.0.3.4)
• cbot-panel (fixed in 4.0.3.7)

Timeline and source

Published on 25 May 2023 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

siberguvenlik.gov.tr
www.usom.gov.tr
www.usom.gov.tr

Other advisories for this package

cbot-core has other advisories on record. If you are patching this one, these are worth checking on the same host:

• CVE-2023-2887 (9.8 Critical, published 25 May 2023)
• CVE-2023-2886 (4.3 Medium, published 25 May 2023)
• CVE-2023-2884 (9.8 Critical, published 25 May 2023)
• CVE-2023-2883 (8.8 High, published 25 May 2023)
• CVE-2023-2882 (9.8 Critical, published 25 May 2023)

Same weakness in other software

These advisories are the same class of weakness (CWE-924: Improper Enforcement of Message Integrity During Transmission in a Communication Channel) in other software:

• CVE-2026-13584 (published 30 Jul 2026)
• CVE-2026-54891 (3.7 Low, published 2 Jul 2026)
• CVE-2026-12576 (7.5 High, published 1 Jul 2026)
• CVE-2026-39827 (6.5 Medium, published 22 May 2026)
• CVE-2025-29628 (9.4 Critical, published 25 Jul 2025)
• CVE-2025-0592 (8.8 High, published 14 Feb 2025)
• CVE-2024-12399 (7.1 High, published 17 Jan 2025)
• CVE-2024-8933 (7.5 High, published 13 Nov 2024)

Details

Affected Packages

References