🛡️ CVE-2023-22597 — inrouter302-firmware

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 low, integrity high, availability none.

CVSS metrics in full

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

• 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: Low — limited, and the attacker does not choose what is affected.
• Integrity impact: High — total loss, or loss the attacker controls.
• Availability impact: None.

Weakness class

CVE-2023-22597 is classified as CWE-319: Cleartext Transmission of Sensitive Information. Sensitive data crosses the network without encryption and can be read or altered in transit.

Affected software

CVE-2023-22597 is recorded against 2 packages.

• inrouter302-firmware (fixed in 3.5.56)
• inrouter615-s-firmware (fixed in 2.3.0.r5542)

Timeline and source

Published on 12 January 2023 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

www.cisa.gov
www.cisa.gov

Other advisories for this package

inrouter302-firmware has other advisories on record. If you are patching this one, these are worth checking on the same host:

• CVE-2023-22601 (10.0 Critical, published 12 Jan 2023)
• CVE-2023-22600 (10.0 Critical, published 12 Jan 2023)
• CVE-2023-22599 (7.0 High, published 12 Jan 2023)
• CVE-2023-22598 (7.2 High, published 12 Jan 2023)
• CVE-2022-25932 (9.8 Critical, published 9 Nov 2022)
• CVE-2022-21809 (8.1 High, published 12 May 2022)
• CVE-2022-21238 (6.1 Medium, published 12 May 2022)
• CVE-2022-21182 (8.8 High, published 12 May 2022)

Same weakness in other software

These advisories are the same class of weakness (CWE-319: Cleartext Transmission of Sensitive Information) in other software:

• GHSA-h4mf-4v27-hggj (published 5 Aug 2026)
• CVE-2026-20294 (6.5 Medium, published 5 Aug 2026)
• GHSA-gx4c-2hqx-cw2r (2.0 Low, published 5 Aug 2026)
• CVE-2026-18536 (7.5 High, published 1 Aug 2026)
• CVE-2026-64742 (6.5 Medium, published 27 Jul 2026)
• CVE-2026-48978 (2.0 Low, published 24 Jul 2026)
• CVE-2026-3182 (4.3 Medium, published 21 Jul 2026)
• CVE-2026-48022 (6.5 Medium, published 17 Jul 2026)

Details

Affected Packages

References